Javascript has methods to simulate user interactions like .click(), .focus(), .blur(). But no .hover(). Can JS simulate a hover / mouseover? [duplicate]

This question already has an answer here: How do I simulate a mouseover in pure JavaScript that activates the CSS “:hover”? 5 answers Javascript enables user interactions to be simulated. Any script can simulate a user interaction like click or focus on a specific element on the page, by using the methods .click() and .focus().…

JavaScript obj.constructor vs obj.[[Prototype]]’s constructor

Object.getPrototypeOf(z).constructor === z.constructor Is this true for every object z in JavaScript? I mean is z.constructor just a shortcut allowing us to retrieve more easily the constructor property of the object’s internal [[Prototype]] property. Or… are there cases in which the two differ and the z.constructor value is different from the Object.getPrototypeOf(z).constructor value? I think…

how do I multiply two variables in javascript if my form is in a for each loop?

This is my form which is inside a foreach loop I want to display the product of two input which is the “qty” and “uprice” but the only result I get is the first row I inputed. Form <tbody> <?php foreach($_POST[‘porder’] as $porder): ?> <tr> <td> <input type=”text” id=”itemnum” name=”itemnum” max=999 class=”form-control form-control-line”> </td> <td>…

Javascript’s scope “this” in Typescript’s class

I am trying to change custom icon of video, when video is toggled(Play/Pause). ngAfterViewInit() { const vdoCont = document.querySelector(‘.video-player’); const vdo = vdoCont.querySelector(‘video’); vdo.addEventListener(‘play’, () => { console.log(this) // Here “this” refers to typescript class this.updateVdoIcon(this); }); vdo.addEventListener(‘pause’, () => { console.log(this) // Here “this” refers to typescript class this.updateVdoIcon(this); }); } updateVdoIcon(videoElment: any) {…