I'm looking for a way to convert this jQuery code (which is used in responsive menu section) to pure JavaScript.  If it's hard to implement it's OK to use other JavaScript frameworks.   $('.btn-navbar').click(function() {     $(...
I want to toggle a variable between 0 and 1. If it's 0 I want to set it to 1, else if it's 1 I want to set it to 0.  This is such a fundamental operation that I write so often I'd like to investigate the shortest, clearest possible way o...
Say I have an unordered list, like so:   <ul>    <li>One</li>    <li>Two</li>    <li>Three</li>    <li>Four</li>    <li>Five</li> </ul>   How would I, using JQuery, hide the last...
I have a <div>, and I want to toggle its classes on hover.  Here is my code:  function a(){     this.classList.toggle('first');     this.classList.toggle('sec'); } document.querySelector('#container').addEventListener(&#...
I write something similar to the following code a lot. It basically toggles an element based on some condition.  In the following made-up example, the condition is "If the agree checkbox is checked and the name field isn't empty".  $("...
I am nearly there, just a little unsure as to my code setup, I basically want to remove a class on click, and add it back again onclick, then remove onclick, then add onclick. And so on! Here's what I have, it's nearly there, but if there is...
Assuming this table (actually it could have more columns and rows):  <table id="vehicles">   <tr>     <th>Type</th>     <th>Color</th>     <th>Wheels</th>   </tr>   <tr>     <td&g...
I know this is a simple question but I have been playing around with no success.  I have the following code  <a id="mute"><i class="icon-volume"></i></a>   I want to be able to toggle the class .icon-volume to...
My first problem was about the fiddle not working. Now it works, but if I copy it into my brackets file it doesn't work anymore. I did include the link that I placed in the external resource. Here's the fiddle: https://jsfiddle.net/wtbdxx2b/6...
I want to change the button when it's clicked. Initial there's only one "Edit" button. After I click it, it will become a "Save" button and I also want to show a "Cancel" button next to it.  How can I do that? I have t...

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