React - Use State to Toggle an Element

Mastering React State: Toggling Elements with Confidence React's state management system is a powerful tool for building dynamic and interactive user interfaces. One common use case involves to..

Bind 'this' to a Class Method

Binding 'this' to Class Methods in React React class components allow you to define custom methods alongside managing state and props. These methods often need to access component properties li..

Using the HTML tag details for easy accordions

Using the HTML Tag ` ` for automatic accordions.

fancybox youtube showing video links in a lightbox - updated with fixed code parts

do people still use lightboxes, it seems yes in some cases. ;) if you feel the urge to use lightboxes and need to link to some youtube videos this is how you can do it. you will need jquery and fanc..

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..

list page links function list_page_links

list top number of page links from selected table test run time on db of 4k items.  select * from pages where publish = 'publish' order by insdate desc limit 10 10 rows (0.005 s)

Boots Widget change from widget to cat head and click function

Moving this from the widget area to the bottom, to make it less obvious but still there if needed.   

pulse map dots

bunch of pulsing dots for a map or image. allows overlaying of clickable dots on an image, you can change the colors with the css below.  modified from here: e.g: 

find a text string and replace it in javascript

There is a function in javascript called replace. You can just give it some text and it should replace it with your target text.  For example #1 this just runs and replaces the first instance o..

cookie consent quick install script js html css vanilla

Found this super slick looking cookie consent script here, looks awesome, and its easy to install (i hope). https://github.com/orestbida/cookieconsent  CDN Links https://cdn.jsdelivr.net/gh/or..

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.

Welcome Widget Card - Toggle

Testing the welcome widget with a more or less toggle.  This version seems to work, with a jquery slide toggle. 

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..

floating message box on bottom right of screen with close button

A floating fixed message box on the bottom right hand side of the screen with a close button. 

share to twitter javascript button function open a new window

gets and encodes the current page url and opens a new window to share the link to twitter

share to linked in current url button with javascript

Share the current page url to linked in with a button and javascript

Get current URL and add a share to facebook share button with it

Combines this Facebook HTML for Sharing a Link and encode url with javascript this to make captan planet! Or... makes a share this post to facebook button. 

encode url with javascript

get the current url, encode it and log the encoded result to console

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

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???...

Uncaught TypeError: Cannot set properties of null (setting 'onclick')

I was just testing some code and noticed i had this error on my site.  Locate the error in the site code I removed this script, so the whole thing is now not required, as i opted for the au..

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..

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.

Alpine JS Testing

some simple tests using alpine js

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..

Testing Playwrite on for Node

I came across this library on y news, and thought id give it a bit of a test.  I managed to get it working but not really sure what tests it can do.  I set it to take a screen shot of a we..

center image preview with lightbox and caption

I just wanted a thumbnail or preview of the image, where if clicked it would load into a lightbox, but the preview just shows the center of whatever image is added to it.  Note: I just picked ra..

add new random image with button

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

simple javascript no library accordion

a simple button and div based accordion with a toggled indicator

Sweet Alert 2 Methods and Examples

I love this alert replacement so i thought i would just add some of the examples here to show how awesome it is! You can check out the official sweet alert documents here if you want to browse throug..

Slick Slider Carousel with Custom Next and Prev Buttons

I had a slider the other day where i needed to attach some detached buttons, so added the following click events to control the next and previous events on the slider.  Note the class names: sli..

how to copy the folder path in finder

Moving from windows to mac is quite a shock, especially when you go from explorer which shows the file and folder path on every window in file explorer. Then we go to mac finder, which is nice, but h..

Spam IP Database and delete button

The Background and Reason for the SPAM IP Database and Delete I actually wrote up half of this article and was still testing the function and lost the whole post, which will teach me for adding it st..

how to embed google fonts icons

For some reason when i go to embed a google font icon, they dont seems to have any obvious way to actually use it, i can find the icons ok here. But then when i go and use it it links to a how to embe..

validate email address from string with jquery working function

Here is a working example of this post validate email address from string. This has very basic checking of an email address by checking that the string has an @ and a . in it. Note: this is still no..

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..

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..

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..

twitter json feed testing

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

fancybox load iframe inline

All you need to load content in an iframe using fancybox modal javascript plugin. not quite an inline load, but not much script to get this going. 

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 ..

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 ..

check browser version and show a message

a button that displays your browser version in a modal Demo (gif)

verify the google recapture server php

i was still getting quite a bit of spam even after using google recapture v2 and i think this is just as i was using the javascript only version, which disables the submit button if the capture is not..

scroll down the page using a button click

scrolling down 600px from where you currently are on the screen demo vid

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..

add a gtag.js pdf click event

how to add a pdf click event using the gtag.js analytics

jquery check if a sub element exists

this can be done with .length

jquery toggle menu testing

using jquery toggle to show and hide the sub menu's

ajax callback to delete with sweet alert confirmation to make it cool! 😎

I recently wanted to to an ajax call back on a list of items just to make it easier to move around the place, rather than it reloading the page every time. So i thought why not also use sweet alert on..

prevent default click event on link

This will prevent the default event on a link url, so for example if you have a <a href="">link</a> link this code will prevent it from loading the href link when clicked and you can do so..

show the browsers name in javascript

This function will show you an alert box with the name of your browser, however im using brave at the moment and it shows as Netscape, so i guess you cant trust the result.  Also i just discover..

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');

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

rounded click me button with icon

just a rounded button with a font awesome icon

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

add click event to multiple link items and load the link content into a target div ajax

this will get a group of links with existing href targets and load them dynamically with an ajax callback you will need to also include the full jquery script as the slim one does not include the aja..

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..

How to set a cookie and expire it in 30 days

Here is some basic usage for the js cookie library. Include the following script. Or you can grab the latest version at the cdnjs website. HTML <script src="https://cdnjs.cloudflare.com/ajax/lib..

TortoiseSVN for updating wordpress plugins

For updating wordpress plugins, and probably other SVN related stuff, i found that using TortoiseSVN is the easiest. For windows anyway.  Just go to the downloads page, and pick the correct flav..

enable dark mode in tinymce

Here we have a darkmode verion of tinymce, ahh my eyes feel much better. The change to version 5 seems quite easy as well, as it uses the same init script as 4 still.  You need to also includ..

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..

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.  

linking search results to view pages [finished] 🤣

I was thinking it might be useful to link the search term to the page, so that it can be found more easily using that search. For example, Link this search text (somehow) to the post page and display..

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 ..

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 ..

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.

add a jquery date picker to your text box

This JQuery UI Date picker is good if you want to add a nice dropdown date selector to your input box, rather than having to type in the date manually. Requires: JQuery  JQuery UI Documen..

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 ..

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

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..

using javascript to open a link in the same window and in a new window or tab (open link)

a nice easy way to target _self or _blank when opening a link using javascript

Leaflet Quick Start Example

just a quick start map embed for leaflet js an alternative to google maps

match a category id in wordpress and then add styles just for that id

this is in template-parts/content.php which may be different based on your theme or version of wordpress.  you can locate the category id in wordpress by going into categories and then clicking ..

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

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..

enable tinymce on a target textarea by id

this is useful if you have multiple textareas on a page and want to enable tinymce on, also included are buttons to enable and disable on all textareas on the page

Custom JS Tabs - No Jquery or Jquery UI

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

loading content into fancybox modal using ajax

This loads content into a fancybox modal using an ajax request so you can specify a url to load into the modal when the button is clicked

inline fancybox modal testing

just testing to see if i can get a fancybox popup loading using an inline script rather than a document ready one, might be easier to implement. similar to this one, but without the need for documen..

fancybox modal popup example

an example showing fancybox text modal window attached to a button to open it

matches the url and does something if it matches a certain string

Use Sweet Alert rather than alert!

i love this script, it make the default alert look so much nicer, and its very easy to install. Just add the one script to your site, and then use Swal.fire rather than alert. simple usage Swal.fire..

get the href value using jquery

this uses the jquery attr function to get the value of the href. this example targets the first a in the card div, so running the demo should alert you with https://kruxor.com Rather than using alert..

use javascript to open a link in a new tab or window

im not sure why you would use this rather than using the html target="_blank" but it could be useful if you needed to open a new tab in a javascript function.

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.

Load and Unload TinyMCE editor from a button

Enable TinyMCE Disable TinyMCE Some Content function load_tinymce(idclass) { tinymce.init({ selector: idclass, plugins: [ "spellchecker code aut..

Get the documentURI with JS

This function gets the current document URI assigns it to the variable documentURI so it can be reused and shows it in the result area once you click on run function.

jquery add a click function if the window size is greater than target_width

this function will add a click event to the target if the window size is greater than the target_width

Radial Click Effect

shows the radial click effect like in the material design, so when you click a button it will show a click at that area with a nice animation. Uses CSS and javascript to generate this effect.

Generate Random Fractions with JavaScript

generate a random fraction and add it to result when clicking a button

jquery click function

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

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.

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..

round number with js

Round a number to two decimal places. code var rounded = Math.round(num * 100) / 100; demo Result... function round_val() { var val = $("#rval").val(); var rounded = Math.r..

truncate string using jquery

.test { padding:10px;border:1px solid #999;border-radius: 3px; } so lets say we had the following string on the page and we needed to make it a bit shorter for some reason. like if you dont have co..

change the window title

 This is a pretty easy one liner But we can make it a bit more complex with jquery and add a counter It is questionable that crawlers and bots will see this so may be bad for SEO. document.t..

load google sheet data into json string with jquery

Just discovered this the other day, you can actually export google sheets data into json format and load it directly into your site, how good is that. A free mini basic database! Initially i was lo..

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..

set and check a cookie using js cookie

this library makes setting and checking cookies so easy its amazing! include this script <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/js-cookie/2.1.4/js.cookie.m..

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..

get select option form value with jquery

Handy if you need to get the value of a selected item in an option list basic code $("#select option").filter(":selected").val(); working demo Value 1 Value 2 Value 3 Value 4 ..

fancybox youtube showing video links in a lightbox

Updated version with code here do people still use lightboxes, it seems yes in some cases. ;) if you feel the urge to use lightboxes and need to link to some youtube videos this is how you can do it..

make clickable element with clickable class

makes an element with a link into a clickable element

copy image to data uri using chrome base64 encode

Update: 26 Aug 2020 - Fixed video and original image link all should be working now in chrome. Found this one useful if you want to convert an image to base64 encode and link it directly in css or ht..

youtube embed no controls auto play iframe

Sometimes you want the video to loop and play with just no controls on it, this is how you can do it. You can still click to pause it, but the normal controls are gone. Also it seems you have to ..

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. ..

css accordion basics

can we create an accordion with out using jquery ui? I think yes, it will be basic but also keeping it simple it probably a good idea. tried adding transitions to make the divs showing a bit smooth..