Say I have this thing called a "panel". It contains a hidden section and a button to show it. Easy enough. However I got a little fancy and decided to use a custom element <custom-panel> to markup the boundaries for…
I have large paragraphs of text in <p> nodes in epub files and i'm displaying these on a mobile screen webview using an external library. The library allows me to flip pages to see portions of these <p> node. I…
I have a table in which 1st column is spaning 8 rows while others are parallel to it. Second last row should be parallel to it while spaning 3 rows and 3 columns. Last row should be on a separate…
I have just made a input box with onChange event handler and I have a checkbox. I clicked on checkbox to true and then I type in input box which will re-render the component as It has useState hook...But when…
Why does the code always return false? Why can't I get the DIV child element from LI? let li = document.getElementById('ul').children console.log(li) for(i=0;i<li.length;i++) li.hasChildren ? console.log("true") : console.log("false")// only false <div id="conteinerTask2"> <ul id="ul"> <li class= "el">Element 1 <div class="el-txt">Lorem…
I want to return the following function if the user clicks a children of the anchor: <a href="/product/product-id"> I am a product <div> Add to favorites </div> </a> const handleClick = (event) =>{ console.log(event); // true -> if i click…
I would like to create a private custom event, an event nobody else can dispatch or listen. I tried this, but it does not work: new CustomEvent(Symbol("validate")); Is it possible? I know I can do something like this: new CustomEvent(crypto.randomUUID());
If I want to locate only 'grape', what should I do? I tried using document.querySelector, but it doesn't work. I don't know how to locate html tags that don't have an ID or class. <h2 class="fruits"> <ul> <li>apple</li> <li>grape</li> </ul>…
I'm encountering an issue with the querySelector method in JavaScript, specifically when attempting to access nested child elements. I have a selected element, and my goal is to retrieve the first child of the selected element and then obtain the…
In my html I have 2 script tags: <script src="first.js"></script> <script src="second.js"></script> first.js is a large library file, and would make funcFromFirstJs available. I want to call this func when it becomes ready. I currently use this recursive strategy like…