2023年12月22日 · The blur event fires when an element has lost focus. The event does not bubble, but the related focusout event that follows does bubble. An element will lose focus if another element is selected.

2023年12月22日 · The blur event fires when an element has lost focus. The opposite of blur is focus. This event is not cancelable and does not bubble.

2011年10月13日 · The focusout event fires when an element is about to lose focus. The main difference between this event and blur is that focusout bubbles while blur does not. Most times, they can be used interchangeably.

onblur is a DOM Level 2 (2001) feature. It is fully supported in all browsers: Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.

2017年3月9日 · I'm writing a form validation script and would like to validate a given field when its onblur event fires. I would also like to use event bubbling so i don't have to attach an onblur event to each individual form field. Unfortunately, the onblur event doesn't bubble.

2022年6月19日 · There are important peculiarities when working with focus events. We’ll do the best to cover them further on. The focus event is called on focusing, and blur – when the element loses the focus. Let’s use them for validation of an input field. In the example below:

The blur event is sent to an element when it loses focus. Originally, this event was only applicable to form elements, such as <input>. In recent browsers, the domain of the event has been extended to include all element types. An element can lose focus via keyboard commands, such as the Tab key, or by mouse clicks elsewhere on the page.

2020年12月20日 · There are 4 types of focus/blur events: blur/focus (non-bubble), focusin/focusout (bubble). There was a bug from many years ago in Firefox (it has been fixed along), where relatedTarget is null on all these 4 events.

2012年5月14日 · The answer was: Short answer: focusin bubbles, focus does not. focusout bubbles, blur does not. I tested it, it's true, but I encountered a weird thing while trying to set up a DEMO: $('#test').on('focusin focusout focus blur change', function(e) { console.log(e.type + 'event bubles? : ' + e.bubbles); });

2022年10月31日 · What is Event Bubbling? Event Bubbling is a concept in the DOM (Document Object Model). It happens when an element receives an event, and that event bubbles up (or you can say is transmitted or propagated) to its parent and ancestor elements in the DOM tree until it gets to the root element.