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..

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..

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..

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.

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 new random image with button

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

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..

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..

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 ..

check browser version and show a message

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

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..

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

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

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/..

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.  

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.

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

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

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

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..

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.

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..

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

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..

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 ..

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..