event.target: refers to the DOM element that triggered the event event.eventPhase: returns the current phase of event propagation (capturing:1, target:2, bubbling:3) event.currentTarget: refers to the DOM element that handles the event Note that if an event listener is attached to the parent,...
Timing matters. It is possible that the HTML element has been displayed on the page, but the code of the event handler cannot be executed yet. => Most HTML event handlers will be encapsulated in a try/catch block in order to silently fail in this case. The extension of the scope chai...
closest() Searches up the DOM tree for the closest element which matches a specified CSS selector Element clz32(x) Returns the number of leading zeros in a 32-bit binary representation of x Math code Returns the code of the key that triggered the event KeyboardEvent colorDepth Returns the ...
iddivconstmessageElement=document.getElementById("message");constmyForm=document.getElementById("myForm")myForm.addEventListener("input",function(event){if(event.target.nodeName==="INPUT"){messageElement.innerHTML+="Input changed: "+event.target.name+" - New value: "+event.target.value+'';}}...
on('show.bs.modal', function (event) { var button = $(event.relatedTarget) // Button that triggered the modal var recipient = button.data('whatever') // Extract info from data-* attributes // If necessary, you could initiate an AJAX request here (and then do the updating in a call...
on('show.bs.modal', function (event) { var button = $(event.relatedTarget) // Button that triggered the modal var recipient = button.data('whatever') // Extract info from data-* attributes // If necessary, you could initiate an AJAX request here (and then do the updating in a call...
If this (or either of the x/y object keys) is set to null, it will default to document.body unless the modal was opened via a trigger in which case it will default to the element that initiated the triggered event.backdropClassDefault: 'minitaur-backdrop'...
So here comes the event delegation: When the event bubbles up to the body element, we can check the element that triggered the event, using the event object’s target property. document.addEventListener("click", function(e) { if(e.target && e.target.nodeName == "A") { ...
on('show.bs.modal', function (event) { var button = $(event.relatedTarget) // Button that triggered the modal var recipient = button.data('whatever') // Extract info from data-* attributes // If necessary, you could initiate an AJAX request here (and then do the updating in a call...
triggered when a user submits a form, modifies it, or resets it. drag and drop events: occurs when a user drags and drops an element on the web page, such as dragging and dropping an image on a file uploader. event listeners an event listener is essentially a javascript function that ...