I have a click event that is on elements that by default have click events (<img>s, <a>s, etc.). What I want it to do at the end of the success callback is remove the click event I had attached in the first place, so that it falls back to what it otherwise would’ve been. How do I do this? An…
Tag: dom
React – how to capture only parent’s onClick event and not children
I have part of a React Component that looks like this: And a click handler for the th element: I want to capture the th element. It works fine when headerElement is ‘some string’, but when it is an input element, the input element is the one referenced in the event.target property. What’s th…
appending to the DOM – vanilla javascript
I wanted to practice my vanilla javascript skills since I’ve been so library-heavy lately. My goal was to filter an array of JSON data (by events after 10/01/2015), and then append them as list items to the DOM, with the class being “events”, and give the ability to delete events. Why isn…
HTML getElementsByClassName returns HTMLCollection with length of 0
I am trying to use the js document.getElementsByClassName to locate an html element, which is actually the header of a table. For the following codes: From the Firebug, I can see it log a HTMLCollection, and when I click it, it shows: So it do locate the element I want. But when I using: Then output is 0. Tha…
Detect click outside React component
I’m looking for a way to detect if a click event happened outside of a component, as described in this article. jQuery closest() is used to see if the target from a click event has the dom element as one of its parents. If there is a match the click event belongs to one of the children and is thus
TextNode or textContent?
What’s the advantage of creating a TextNode and appending it to an HTML element over setting directly its textContent? Let’s say I have a span. And I want to change its text. What’s the advantage of using : over span.textContent = ‘hello’; Answer It ‘s not really matter of …
Javascript get element index position in DOM array by class or id
My situation Now I want to return the array item key – position of the element in the array – ( for example domElements[34]) searching in the array for the element with id=”asd”. How can I achieve this? What if instead of ID I want to search trough class=”asd hey” ? Any hel…
document.querySelector multiple data-attributes in one element
I’m trying to find an element with document.querySelector which has multiple data-attributes: I thought about something like this: But it does not work. However, it works well, if I put the second data-attribute in a child-element like: So, is there an option to search for both attributes at once?I̵…
Difference between document.hidden vs document.hasFocus()
Please explain the difference between document.hidden , the HTML5 Page Visibility API and document.hasFocus(). I am doing a project which pops HTML5 Desktop Notification when the tab is not focused. I am kind of confused which one to use. Answer The hidden attribute is defined like this: On getting, the hidde…
Document element click() method not triggering in ionic angular app
I have an angular ionic cordova app where I’m trying to trigger the click of an input from another span (so that I can trigger the native datetime keyboard in cordova) . However the click event doesn’t seem to be triggered on the input field. Looking at the debugger, the click function of the docu…