make an image or element grayscale switch on mouse over

mouse over the image to see the effect also used: transitions random image

rotate an element when its hover

add and remove the class open to rotate

rotate an element when its selected

add and remove the class open to rotate

find a custom data attribute in simple html dom

locate the div based on a custom data attribute, in this case the data-field="regularMarketChange" full docs

CSS Object Fit for Image fill rather than using background image on a div

CSS Object Fit can crop off the sides of an image, while also preserving its aspect ratio, and then fill in the space to fit any size.  Object Fit You can use: object-fit: With the following ..

Using the HTML tag details for easy accordions

Using the HTML Tag ` ` for automatic accordions.

make clickable element with clickable class open link in new window

makes an element with a link into a clickable element. This finds the 1st a tag in the target element and then opens the link in a _blank tab. Then if you have an element that you want to be clickabl..

get current year in javascript

get and display the current year using javascript. a usage example would be adding the current year as a copyright to the footer of a page

check if an item id exists in javascript

checks if 2 ids exist in one function and console logs the status here is the result in console log

Random User Profile Loading Script in vue

uses the random user ui here to generate profile boxes using vue js  original script here: https://codepen.io/l-i-lc/pen/WNxNwvd?editors=1010   

Twitter Post Fetcher v18.0.4 - javascript twitter feed fetcher

A few queries showing how to get latest tweets and post likes using the Twitter Post Fetcher v18.0.4 script.

Map Image with Easy Dots and Titles using only CSS

I had to quickly add some dot points with names to a map the other day, so i thought i should probably look for a jquery library for tool tips or something similar. But then i thought why not just add..

codemirror with auto preview window

this should auto preview html code into the preview area using code mirror

Oswald Font Quick Embed

Quick Embed code and class for Oswald Google Font. This includes all font weights and styles for the Oswald font, just add the class oswald onto your elements, or you can apply it to all page element..

using preg_match to extract text from elements

using preg_match to extract specified text from elements I also tried this search "if you have the start and end of a string extract the middle with php" as thats really all i need it to do, i have t..

php validate email function

php function that can be used to validate an email address string

content-visibility and contain-intrinsic-size for page load rendering speed increase

interested to see if this makes any difference content-visibility The content-visibility CSS property controls whether or not an element renders its contents at all, along with forcin..

basic radio checklist - check and item and get its value in a textarea

a basic radio input type checklist, where you can only select one of the items in the list.  Ok so no longer so basic.  This script allows you to fil the value of a text area with the valu..

jquery load wait function

load something in jquery, wait for it to load then do something else

Twitter Post Fetcher Script

Uses javascript to fetch a twitter feed from a user screen name. Totally stylable alternative to using the twitter embed code. Your Welcome... 

font similar to century gothic questrial google font quick install

I found this font to be closely related to the paid font "Century Gothic" the only issue i found with this font is that it only comes in regular weight.  But Questrial is free to use, so that is..

Footer Design and Redesign

I never usually look this far down on the site, but its a bit average... Lets fix it!   Some simple changes Just a few elements added and moved around a bit. Added another row to the f..

javascript add class to element

how to add a class to an element in raw javascript I wrote a quick demo here showing how you can add a class to an element with an id on a button click

update value of element using javascript

using innerHTML to update the value of an element

javascript attach a click event to an id not using jquery

I just wanted to bind a click to a button, not using JQuery, turns out its not that hard at all. Why am i using jquery for this stuff???...

best way to write html into an existing page javascript

this probably isnt the "best way" but it is a way that works. say you want to add some elements to a page with javascript this is a method to do it.  Add an element, before including the script..

submit form with javascript

if you have a form with an id, you can submit it with the following javascript. usually this will be attached to an event or something similar like a button click.  If i run this on the demo, it..

highlight a button with an animation css

While i was downloading the latest AdoptJDK i noticed this button, and thought it was a nice effect.  I wondered how hard it would be to replicate this. Copy the link html Check each class..

get the value from a textarea element

gets the value from the textarea and prints it to the console of the browser rather than using innerHTML you have to use value.

javascript get content from element

gets the content from a target element with javascript using its id sets the target with the content from element 1 using its innerHTML attribute

convert characters to entities using javascript replace

takes a html string and replaces the html elements into their equivalent characters. e.g: replaces < with &lt;

svg animated line testing - shooting star right

I found this on a random site i was looking at it took me a while to extract the animation, but i found it and its working below.  There is shoot right and also shoot left, if you are that way i..

Auto Create HTML Code Snippets

make anything within a <code> tag into a nice looking code snippit with highlighting via prism. To get this code to make a snippit, you need to: Give an element a .make-snippet class and it's ..

add a toggle with jquery and change the class

With this code I just wanted a quick bit of inline code that could add a toggle to an element or multiple and also switch its class to make it show that the item is toggled on or off.  Here is t..

add an outline to everything!

very handy for checking elements and other things on your page. this one line will add an outline to every element, so you can see where all the elements are located. 

content editable p tag with spell check enabled

im not sure how this is useful, but you can set a p element to content editable so you can change its contents and then also set the spellcheck to true so the browser knows that it should run its spel..

add new random image with button

this appends a new random image from picsum.photos to the div with the id app

Create Strings using Template Literals

if you use the backtick to enclose your strings you no longer have to use \n for a new line.  For example: `this is a multiline ...string!!` Console Example

center align vertical 2 items in a container flex

i had this issue and i was pretty sure that flex center could fix it but it was causing the two items in the div to sit next to each other, which was annoying as it was a header and content, but i sti..

simple javascript no library accordion

a simple button and div based accordion with a toggled indicator

Using Destructuring and the Rest Parameter to Reassign Array Elements

Use destructuring assignment with the rest parameter to perform an effective Array.prototype.slice() so that arr is a sub-array of the original array source with the firs..

how to decode xml in php

how to decode xml into an array in php Here is a full example taking an xml string and converting it into a php array. 

Using props with Stateless Functional Components in React

Here is an example of a Stateless Functional Component but i cant get the PropTypes working correctly in my demo, not sure what im doing wrong here, but the code seems to work in the compiler just not..

How to Access Props Using this.props in React

If you would like to access a class component prop within its self you can do this using the this keyword.

How to Use PropTypes to Define Props in React

React allows you to define the types of props given to your components to make sure that invalid data is not sent as the prop to the element.  To do this you can define propTypes. You can defin..

How to Override Default Props in React

The following code explains how you can override the default props in react.  In this example the default of quantity is set to 0, so we can pass in quantity in the items to override its default..

How to use default props in React

If you dont want to specify props every time you use an element, you can also specify defaults for these items. This can also be useful to remember which props are needed per component. This can be a..

How to Pass an Array as Props in React

If you need to pass larger amounts of information to a component you can pass in an array rather than just a single variable. More information on the join method on the array can be found here. Here..

show the current date in javascript

Returns the current date and time and sets the value in a div.  Also added a demo with setinterval to update the time and date in the div every second. 

How to Pass Props to a Stateless Functional Component in React

Props are like properties that you can pass into a component in react. A prop would be something like this in your component.  JSX <div>  <MyProp id="1234" /></div> The..

How to Write a React Component from Scratch

Just testing my react component writing skills...

How to Render a React Class Component to the DOM

This shows how you can get react to render a component into the page or DOM. So actually getting and showing the code that you have been writing in react. 

get element by id and hide it

This example gets an element by its id and hides it by setting the css style value to display none 

get element by id with javascript

gets an element using its id using javascript

set a cookie on click and then check if the cookie is set and dont show that message again

this script shows a message, and if the message is closed it will set a cookie to not show that message again for 1 day.  The cookie in this example is set to expire in a day, so then if you com..

foundation three boxes with text align links to the bottom of element

For some reason i had the request to align the links in three boxes with different height text, not sure why they wanted them aligned, but i guess my task is not too question that but to fix it. ..

How to Compose React Components in React

In this code we nest the components NonCitrus and Citrus into the Fruits Component. Then nest the Fruits within the TypesOfFood component.  Also added the additional components, Vegetables, Non..

How to Use React to Render Nested Components

It can be useful to take components and render them inside other components while still making them into seperate items. This shows how you can take each component and nest it within another one and ..

How to Create a Component with Composition in React

This shows how you can compose multiple React components together. In this example we return the parent component which has within it the child component, you can add as many child components as requ..

using css counter-increment to add numbering to elements

i just found this element in css where you can add numbering to elements, very handy to add counters and things.  This uses the counter-increment: section; in the main element and then adds the ..

How to Create a React Component using the ES6 class method

One way to add a react component is to use the Stateless Functional Component method, and another way is to use the ES6 extends syntax. This method seems more complex than the 1st for some reason mayb..

What is a Stateless Functional Component in React

What is a Stateless Functional Component? A stateless component is one that can recive data and render it, but it does not manage the provided data or track changes to it.  This method creates ..

How do Self-Closing JSX Tags Work?

So in JSX all the tags must be closed, other wise it can break the element. for example: <div> must have a closing </div> and also for elements like <br> and <hr> must include..

How to Define a HTML Class in JSX in React

When writing JSX you cant add classes like you would in HTML so this code would not work: JSX <div class="my-class"></div> Instead we have to use className. JSX uses camel case for a l..

How to Render HTML Elements to the DOM with React

Once you have a JSX element defined you can write it to the page with ReactDOM.render(componentToRender, targetNode),  In this example we are targeting the div with the id challenge-node. JSX ..

How to Add Comments in JSX

To put comments inside JSX, you use the syntax {/* */} to wrap around the comment text. You do actually need the curley brackets, and have to add it under the other elements for this to wor..

Create a Complex JSX Element

JSX must return a single element, so you must wrap your items in a div element you cant just return a bunch of p tags.  Define a new constant JSX that renders a div which con..

Create a Simple JSX Element

The current code uses JSX to assign a div element to the constant JSX. Replace the div with an h1 element and add the text Hello JSX! inside it.

adding react with JSX using babel

just wanted to see how JSX would work with react and babel, so this way you can write JSX and babel compiles it for use with react.  This is apparently not a good way to do things and can be qui..

adding react to a website in 3 steps

i was just researching how to add react to a website, and i thought i would need babel to translate or compile the JSX code, but apparently you do not need this...  So ill test this here and see..

using babel for react compiling in browser

this is currently just an idea, as i saw that codepen uses babel to run react i was wondering i can do the same thing here and then just write normal react script and have babel compile it.  so ..

react hello world with time and date updating

here is a react hello world with the date and time updating on setInterval 1000 miliseconds.  Again with react it has to be compiled from JSX for it to work, so i have included the original and ..

react hello world with variable name

i was just testing some of the hello world examples on the react site, and as they use JSX they cant be directly entered into your code, so you need to run a pre compiler (not sure of the exact term f..

react basic hello world

the most basic hello world using react js

list group bootstrap template

this generates a bootstrap list group basic template layout, nice option for lists with links in them rather than using a ul li style list, this makes them into neater looking elements so rather than ..

using wp_nav_menu to show a custom menu in wordpress

found this quick code snippit here, its not working just for reference of what the array items do.  Here is how you would display the menu called "Projects" PHP         $..

using a radial gradient for background overlay

usually i just use linear gradients for my background elements but i noticed this one the other day, a radial gradient. you can actually specify multiple colours and also opacity levels to overlay a ..

change selected color on input elements css

this can be useful if you are using darker form elements and they happen to have white on white text, so you can target the :focus on the input. here is the text input before the colour change, the c..

video not auto playing issue in chrome and brave

i had this error the other day when i was adding an auto play video to a page. the error was: Javascript Uncaught (in promise) DOMException: play() failed because the user didn't interact with the ..

change the box-shadow of an element with javascript boxShadow

changes the box shadow of test_div using the javascript object(?) boxShadow

change the background color of an element with javascript

gets the element by its id and changes the background color style css value the following example: gets the element by its id "my_bg" changes the style.backgroundColor to #123456

javascript update item in object

find something in a javascript array by its array id and then update the value of that item i changed this from an array to an object as i wanted to use something other than numbers for the index Ob..

change the border radius of an element with javascript only

change padding of element with javascript

change the padding of an element with javascript only

get the value from a range input field with javascript

this script will retrieve the current value from a range slider html input if you want the value to only update when the slider interaction has been stopped change the oninput to onchange then it w..

twitter json feed testing

just testing using the Twitter Post Fetcher script, seems to be working well.

mouse enter mouse leave jquery hover hoverout

showing how you can do things on mouse over and then something else when the mouse leaves an element using jquery

simulate a click on an element with jquery

you can actually use jquery to simulate a click event using the following .click() so as soon as the document is ready and you have jquery loaded it will run the click event for you, and should pop ..

center mode slick zoom testing

update : this is a tricky one to get working! I have done a lot of testing on this one, and got a demo working from a combination of the following links. the demo is still not 100% styled, but its..

gallery carousel center mode

i found this one here, looks cool. see if i can get it working like the demo.  currently getting this error on running the script i wonder if this is caused by a document ready issue? what is..

split a string into links using the comma

this is a common function for some field data, lets say you have a string like this. category one, category two, another category in one field or string but i want it to display like this category ..

vertically align text within a fixed height div using flex

this can be used to make text align nicely while still keeping the same layout. the example below shows how you can set the height of the containing element and still have the text aligned center to ..

how to view a web page in its printer format

if you have to check a website in its print or @media print format this is how you can emulate it in browser if you are using chrome or edge.  Open the Dev Tools (usually F12) Click the menu ..

white space break word css

controlling the white space of an element with break word, this can be handy if you need to fit something into a fix but the item has no spaces, otherwise usually by default this will overflow out of ..

old browser check with javascript

modified from this script i console logged all the items available so you can do what you need with them these are the avilable variables Javascript console.log(browser.agent);console.log(browser...

right align something in its element

easily align a block or inline block item to the right in its outer element

using clamp js to clamp lines of text

there is a css version of this as well but this version works in a greater range of browsers (i think) this one is not working for me... i think the overflow elipsis is still a better option than thi..

Scroll down indicator css javascript and html

I have seen these a couple of times, indictating to the user that there is further content down the page, and they should scroll to view it. Then as you scroll down the indicator dissapears. So we w..

jquery check if a sub element exists

this can be done with .length

change this to a list group - other items

Other item format is a bit average, list group should fix this.  This uses the template: core-list-item-simple.html  So we can change this a bit to the list group format.  Which i..

counting the occurrence of words in a multidimensional array

array sorting example The array Array ( [0] => Array ( [0] => Some [1] => great-looking [2] => special [3] => editio..

add chevrons to a ul list

adding a chevron to a list item rather than the default dot and the moving one, here is the demo:

unable to access the $_FILES when submitting a form php

I was getting this weird error when submitting an image for a form upload and i could not see why the $_FILES was not set as this is where the files go from a $_POST back form in php. The error i was..

set active class based on url value

this will check the full url and then loop through all the a elements in #test-div when it finds a matching url it will add the class active to that button this is good for persisting active links o..

foundation responsive tables

in foundation you can make a table scroll when it hits its width limit by adding the class  <div class="table-scroll"></div> wrapping the table element

allow a title to be in the foreground while still having a before overlay for the background

i came across this issue recently, where a title was within an element and it needed to have a background overlay while still allowing the title to be on top of the overlay.  I found the fix was..

css responsive max and min targets @media

showing how you can target elements within a max and min screen width demo:

check box highlight text area css

i just wanted to be able to highlight a text field if a certain check box was checked on a form in this demo below, if you click on the check1 checkbox it will give you an alert saying if the box is ..

validate an email address from a form field - version 2

This javascript function will check if the email address in the text box has an @ and a . in it and return a message saying if its valid or not.  This is pretty basic as it only includes checkin..

check if a checkbox is checked with javascript

checks if the box is checked and returns true or false reusable function that can check if a checkbox is checked or not just pass it the id of the checkbox Javascript Usage check_my_box('check1');

form submit override with javascript

if you need to run some additional checks on a form before submitting it

submit a form with javascript onclick

submit a form with javascript, good if you want to submit a form with a button that is not within that form. the form will require an id

Slick Slider Carousel with Fade Transition

here is a working example of slick carousel with a fade transition between elements rather than a slide transition

a page with two images

a page with two images for testing

python extract images into an array from a url

this should extract all images from a url into an array using python python from bs4 import BeautifulSoupfrom urllib.request import urlopenurl = "https://www.kruxor.com/view/code/LOveX/"page = urlop..

css double page document preview with shadow

two div elements that look like blank documents with drop shadows

blur the background image while keeping the foreground normal

this one uses the ::before element to add a background and apply the blur filter to it, while allowing the foreground content to still be non blurry

background image greyscale filter while foreground is still in colour

i had an issue the other day using a css filter which was causing all items within the element to also have that filter. using the ::before psudo class solves this issue

page scroll indicator research

I was wondering the other day how they do those page scroll indicators, i saw one when viewing this site: https://blog.wolfram.com/2021/03/24/the-solution-of-the-zodiac-killers-340-character-cipher..

zoom background of element when active

I just wanted to see if something like this zoom was possible but just using the background image and leaving the foreground content in the element with no zoom.  https://kruxor.com/view/code/kM..

change a select box back to its initial select value

this will reset the select box selected value back to the 1st item in its options list

select onchange

select onchange run a function this will run the check_years function when the select value is changed

add years as options to select dropdown

add the years as dropdown items between a range of years with javascript document ready js only version

json jquery ajax request

get json data with jquery using getJSON

add click event to multiple link items

this allows you to get every a element in a-div class and stop the link from loading, so you can do other things with it like run a function or something else Functions used: Javascript Wait for th..

set the html of an element javascript

this will set the innerhtml value of an element

inline form field padding

I noticed this when doing this demo (get the value of an input form element).  Looks like inline form elements look pretty average when a button is added to the same line. i think this should..

get the value of an input form element (input value)

add how to get the value of an input form element with javascript for some reason i can get this working with: Javascript console.log(document.getElementById("my_input").value); but when trying to..

minutes to decimal calculator javascript version

trying to do a more simple version of this post. https://kruxor.com/view/code/NIjAQ/quick-tool-to-convert-time-into-decimal/  the php version requires post back to the server, so i think this c..

Uncaught TypeError: $(...).slideToggle is not a function

Uncaught TypeError: $(...).slideToggle is not a function at toggle ((index):226) at HTMLAnchorElement.onclick ((index):239) I noticed this one today when looking up this post:https://kruxor.com/view/..

slick carousel jump to a slide on element hover

jumps to a specific slider on hover over on an element this is working now, here is the example, mouse over the buttons to see the slide change. trying to add this: Javascript $( selector ).mous..

jquery page search [testing]

just testing this one at the moment for a in page search.  Based on this: https://codepen.io/chriscoyier/pen/ExgqWab  I would like to adapt this code to search through page elements and ma..

codemirror htmlmixed textarea

a working (hopefully) version of codemirror using the htmlmixed mode, not sure why its not doing code highlighting. Update: 5 Jul 2022, this is working now. 

install codemirror for textareas [added]

i think rather than editing all the code using just a plain textarea element it might be nice to have codemirror format them nicer https://stackoverflow.com/questions/21085170/codemirror-how-to-insta..

box shadow example(s) - drop shadow

I realised just now, that i dont have a box shadow example! How does that happen, its one of those css elements that i just use so much that i guess i forgot about it.  Related Pages: https:/..

darkmode toggle switch with local storage to remember the last selection

Here is a darkmode toggle switch, that swaps out the body class so you can target dark-mode or light-mode on all your elements! It saves to local storage the last selection so if you come back to the..

add a youtube video preloader function, lazy load youtube [fixed]

I noticed that this list page: https://kruxor.com/list/rs3_efficient_skill/ Loads about 29 (well exactly 29) youtube video embeds and was wondering if there was an easy way to replace these iframes w..

spin rotate an element on mouse over [css]

i thought it might look good to spin this element around when the mouse is over it. Added the following css to second_nav_toggle.  

animate and zoom six elements on a timer [addClass, removeClass, setTimeout]

set of six elements that i wanted to highlight using a simple setTimeout and the addClass and removeClass  this also involves some css changes to get this working i would also like in the fut..

checking the current url and then marking a link active based on that url

i want a script that can check the current page uri and then match it to a list of links to be able to add an active class that survives page reloading So here we go... 1. Get the current page url. ..

change the cursor to a pointer for an element

i find this class quite useful if you are adding a javascript click event to an element, and need the mouse to look like its a click item rather than just a normal item. If you mouse over the test ..

set maxHeight of element by id with javascript

sets the max height value of an element with javascript demo pending

top bar overflow issues [fixed]

So i was just browsing throught the site checking for random errors, which there are quite a lot. And noticed this one. Quite a large bug caused by overflow issues in the main header, i think this ..

make labels or badges look better

How to make these look better. The labels are used in the list items to show a small version of the category or sometimes the view count for a list item. How they look currently Dark Mode Ligh..

test page for the custom css 12 grid used on this site

This is my testing page for the grid used on this site, it shows elements and other things for use on the grid and other general formatting.

replicating the bootstrap dropdown toggle in jquery

here is a code that can toggle a sub element using the same format as bootstrap. Update: also added another line that closes all the open menu's when one is clicked, so that you dont have a bunch of ..

CSS Grid Frame Work

8 Dec 2020 Yes i dont have an cool names for it, I just wanted something fairly light that can replace the bootstrap and foundation grid and basic components that i use so often, some of these framew..

Modern HTML5 Techniques for changing classes

vimeo thumbnail generator

play a sound every # of seconds

This plays a beep sound every # of seconds, to stop it just reload the page 4 Minutes is 240 4.5 Minutes is 270 5 Minutes is 300

bootstrap toggle element collapse

the example code for toggling elements, show and hide

using jquery appear for checking if an element is visible on screen

Yes.. sometimes i like using jquery as well, as it can make things so easy! :) Here is a quick demo using the JQuery Appear plugin so make an element change if it on or off screen.  Plugin Link..

Monitoring Visible Objects on Screen

i found this one when researching how to detect visible objects on screen, and then doing something with them. This one does not use any external scripts to change the box colour as it becomes visible..

css perspective and transform css properties testing

i wanted to see what i could do using the perspective and transform css properties. i dont really get how the perspective one works, but you can tweak it so it doesent look too weird.  with the ..

Fix Hover Over color on list group dark mode in bootstrap

How to fix the problem when switching to dark mode, the list group item text disappears when active. Here is what it currently looks like. To fix this we need to target the element and force the..

hero box with title sub title logos and call to action buttons

Here is a basic hero box section that contains: Title Sub Title 6 Logos (could replace with carousel logos) 2 call to action buttons I think it can be made more responsive, by replacing the..

simple table stripe striping

this uses the nth-child(even) element to add color striping to the following table test table x       x     x           &..

bootstrap collapse or toggle a div visibility

if you have bootstrap and want to toggle an element or show and hide a div its already built in, just use the following code to toggle something. 

center everything in a div with flex-center (centre)

i usually add this to my base css styles, as a way to easily center something in the middle of an element.  then you just add this flex-center class and everything will be horizontally and verti..

country select javascript check which option is selected and show a hidden element

this shows a country dropdown and then if a selected country name is matched it will show the second part of the form for this test australia is the confirmed country

country select javascript check which option is selected

this is an example of how you can get the selected country value with javascript from a html countries dropdown

php countries array to dropdown form element

here we generate a form dropdown from a php countries array using the country code as the name of the form option

fix for Uncaught (in promise) Error: reCAPTCHA placeholder element must be empty

This is usually caused by something being inside the element used to render the reCAPTCHA. In this case tinymce was adding a &nbsp; or a <p> tag to the element Removed the space and this f..

extracting the useful bits of bootstrap

Back in the early instances of bootstrap they used to provide a build system for the individual components. It seems that these days its all or nothing, or use some kind of build tool to include the b..

Bootstrap Darkmode Switch

I have tried this before without success but i googled "Bootstrap Darkmode Switch" and found this repo at the top of the list. So i thought i would give it a try on here and see how it looks. Demo pag..

Custom JS Tabs - No Jquery or Jquery UI

bold the numbers in a ol li list

sounds like an easy thing to do, but maybe not so simple. you can do this using the counter css element. code below:

get element by class name with javascript and change it function

You may have seen the get element by id in javascript, which is great when there is only one element but what if you need to get the element using its class name The issue with classes is that they c..

hide parts of a form until the 1st item is selected

this code can be used when you just want to show the 1st field on a form then when it is selected it shows the rest of the form elements

force existing link to open in a new window with javascript

here is some javascript that grabs an existing link and then forces it to open in a new tab when clicked.

center something with css not using flex

This is how you can center something in another element if you dont want to use the flex method.  You will need the relative position on the outer element, and the absolute on the center one unl..

jquery enable and disable attribute

enable and disable an element

add google captcha to enable and disable a form button

This will check if the google checkbox is checked and then enable or disable the form button depending on the outcome. This is just a basic version of this check, you should also check that the captu..

get the current url in javascript

this will get the current address add it to a variable and show it on the result element

form checkbox replacement with large tick using label

this is good if you want to change a form checkbox with the default and show a fancy tick or something else, this will still check the checkbox so will work normally as the form element

remove the first element in an array with shift

like pop but shift does the 1st element in an array

add a class to a div with an id javascript

a one liner to add a class name to an element with a specific id, for this to run it seems to need a document ready.

using transform scale in css to zoom on hover over

using a css transform will not effect other elements that surround it, so when you mouse over this div (or press it on your phone/tablet) it should scale to 1.5 times its original size.

Bootstrap Card Formatting HTML and CSS - Header and Footer

just a bootstrap card format with header and footer elements, makes a piece of content neat easily

Move any element with css offsets

Make any element moveable without moving other items around by making it position: relative;

using scroll-behavior: smooth css

This is a nice example of smooth scroll using just css. You can add it to the page by adding it to the html element html { scroll-behavior: smooth; } for this demo I will add some padding to ..

jquery click function

Bind something to a click event on an element using jquery. Needs to be combined with a document ready.

using a css grid area template

here we can specify areas for the grid. using grid-template-areas. once the areas are defined we can add the items into each area with grid-area: header in each element Use grid-area Without Creatin..

using flexbox to align elements in a row

flexbox is so good at aligning elements, yes i used to use float left and then percentages and overflow auto or hidden the surrounding div, but now with flex you can just do something like this.

Viewport width and height calculations

Rather than using px and em you can also use the vw and vmin to resize elements which depend on the width and height of the display.

Making an image responsive using css

the following css will make an image display 100% its size and keep its aspect ratio if the screen size or element size gets smaller than the containing image. you should be able to drag the edge of t..

Applied Accessibility - Tab Index

using the tabindex property on elements allows you to press the tab key while on the page and tab through the elements depending on the order specified by the tabindex. tab index can be applied to man..

Applied Accessibility - Access Keys

Access keys can be applied to link elements and in chrome you can access them by pressing ALT+ SHIFT + [accesskey] for some reason when testing this in chrome the a key was not accessible, but g and ..

Using nth-child css to hide list items or repeated elements

Lets say that i have a list like this: <div class='my-awesome-list'><div class='a-list-item'>yay im a list item</div><div class='a-list-item'>yay im a list item</div><..

Using Flexbox rather than Floats

So i was still using float left for a bunch of elements i was working on the other day, sometimes it's hard to drop old techniques. What are the actual benefits of using flexbox rather than float lef..

hide and show elements with js using getElementById and style.display

css :active pseudo-class usage

The :active selector is a CSS pseudo-class. It represents an element that is being activated by the user when they are interacting with a button or link.

remove all of an element in a string &lt;h1&gt;

good if you want to remove all of the instances of an element in a string like if you have a <h1> tag in your string and want to remove it you can use the following code. $additional = "some te..

get text between tags

Using DOMDocument you can get strings between tags Useful if you are processing raw html files with php function getTextBetweenTags($string, $tagname){ $d = new DOMDocument(); $d->load..

convert all images into base64 encoded

if you have a bunch of html with inline image links this will convert them into base64 images inline. <?php $html = "my html string with multiple image tags..."; $dom = new DOMD..

simple html dom extract attributes simplehtmldom

this is if you have an element as follows, and you want to extract attributes from it. <img class="an-image-wow" src="image.jpg" data-image="data-image.jpg" alt="my alt tag"> list all its attr..

count the elements in an array

seems easy, if you need to know the amount of elements in an array this is how you do it. good if you need to know where the end of an array is. code <pre> <?php $array = [ "yo", ..

google map with overlay data

Ever wanted to add a really slightly complex google map to your site? Working Example /* Always set the map height explicitly to define the size of the div * element that con..

change favicon with jquery

Updated: This seems to not work on this page, as it has multiple link icon elements to deal with different sizes. I just changed it to a function and it runs ok, but the browser seems to choose a diff..

mithril testing

https://mithril.js.org/simple-application.html example this example is not going to work without npm Adding Elements How to add a link using mithril with target _blank m("a[href=https://mithril..

validate form data using javascript to check required html elements

for use in a javascript function to submit a form var form = document.getElementById('myForm'); for(var i=0; i < form.elements.length; i++){ if(form.elements[i].value === '' && form.elements[i..

clipboard copy js

for copying things to the clipboard, like the click to copy. Basic Usage Include the script <script src="js/clipboard.min.js"></script> add a field to copy to the clipboard..

json loop load elements

Loading json content from a url can be tricky, there are a few different things you need to watch out for. Here is some examples using an example json feed. Load the feed this will load the feed and..

testing chartjs

Update: 30 June 2020 I checked this code, and it was broken all fixed now. The issue with the demo included on the main site is that it was trying to run the chart js before the chart library was load..

check length of element jquery

this one can be good for checking if an element exists before doing something with it and can stop warning messages if you are running the script on multiple pages. if ($('#mydivid').length) { con..

random string generator guid

a nice easy one to generate a random string. i use this one to stop items from caching or you could use it as a guid. var nocache = Math.random().toString(36).substring(2, 15) + Math.random().toStr..

using regex with replace to replace all instances of something in a string

so you have a string and you want to replace a recurring character, use this to do it: String Example: var string = "a-string-with-dashes.txt"; var string = "a-string-with-dashes.txt"; string..

find all elements add class jquery

this will grab all a elements, and dump them to the console. var allLinkElements = $( "a" ); console.log(allLinkElements); then we need to split into a jquery object, this is a jquery version of an..

load content with jquery

Load data from the server and place the returned HTML into the matched element. this one seems simple but very useful $( "#result" ).load( "ajax/test.html" ); this one will load the content o..

jquery clone and append elements

This jquery function clones an element and appends it to another one.  Here is the basic code: $( ".clone-me" ).clone().appendTo( ".append-me" );I also updated this to work with just raw js, so..

show the year with js

just a simple one liner that will show the current year, so no more need for static years in html footers! var d = new Date(); document.getElementById("year").innerHTML = d.getFullYear(); Usage E..

using getElementById and innerHTML to change the html of content no jquery

this is pretty simple, but i always forget it so ill add it here document.getElementById("theid").innerHTML = "the new content"; heres how it works, add a div with an id of theid Example .. <d..

make clickable element with clickable class

makes an element with a link into a clickable element

make any element editable

not sure if this will work on "all" or "any" elements, but it works on p tags. demo Type whatever you like here. code <p contenteditable="true" style='font-size:30px;'>Type whatever ..

simple dropdown multi level navigation ul li css

updated to work standalone and not effect other list elements on the page

form elements australian state list

A list of the Australian States converted into a form element select option dropdown. Sorted in alphabetical order.

responsive viewport meta tag (responsive meta tag)

this one meta tag will make the page appear correctly on mobile devices. You may need to do other things to get all the other elements to fit. Here is the one I usually use <meta name="viewport" ..

video embed no controls

embed a video, for use as a background or a slide element, or wherever you need a large video. I found that there was a bug in chrome (which is probably fixed now) that was ignoring the autoplay tag ..

Form elements New Zealand region list

A list of the Regions of New Zealand converted into a form element select option dropdown. Sorted in alphabetical order. Ready to paste into your own form.

css grid sidebar main content fluid layout with fallback

this is a continuation from the original post with added fallback for older browsers that do no support the grid elements yet. I have tested this fallback in IE11 and it seems to work well, if you wa..

embed and use a ttf font font face

Handy if google fonts does not have your required font and you have the correct licence for showing it on your site... ;) css /* Include the font, you can call it whatever you like */ @font-face ..

transitions and the easy way to apply them

Would you like your element to transition nicely? well you can do it in about 1 line of css. .transition { transition: all 2s; } This is the one I usually use, as its not too slow. transitio..

recreate marquee element using css

as the marquee element has been removed from html5 (which is probably a good thing) its now unsupported, but you can use css and keyframes to recreate it. Yay.. CSS Marquee Demo Some Marquee ..

click through an overlay element pointer events

This one is usefull if you have an element overlapping another element and you want the one underneath to be clickable, like positioning an image over the top of a slider with controls underneath it. ..

why are people so amazed that a column layout can have a full width element

Is it because its inside a grid still? i must me missing something anyway i have been noticing that there is this post (and this one) going around showing that you can break out of a css grid and go ..

transform rotate an element in css

good if you need to rotate elements using css code <div class='abox rotated'></div> <style> .abox { background:pink; height:150px; width:150px; margin:50px auto 0; }..

flex align center vertical horizontal

lets say you have a box within another box, like so: .box { height:500px; width:500px; background:#CCC; } .another-box { height:50px; width:50px; background:#999; } ..

make your images look non squished when not using image backgrounds

Update: Fixed the code, you can see it here.  i deal with a lot of sites where they have a bunch of images listed and sometimes they can end up looking a bit sqashed unless you add a div and set..

use font awesome on elements lists ul

good if you need to use font awesome in list items like ul lists, etc. .element { position: relative; } /*replace the content value with the corresponding value from the list below*/ ..

table border collapse

I see this quite often when dealing with tables the border-collapse: collapse; used on a table as so: table { border-collapse: collapse; } So what is the point of doing this? It seems to help..

stack a table using css responsive

this can be useful for fitting tables into smaller screens, usually add this to a media query. #tableid td { display: table-row; width:100%; display:block; } and with a screen size added @me..