Event delegation: usingfocusandblurevents: SetuseCaptureparameter of addEventListener() totrue: <formid="myForm"> letx = document.getElementById("myForm"); x.addEventListener("focus", myFocusFunction,true); x.addEventListener("blur", myBlurFunction,true); ...
html实现 html实现 html实现 HTML | DOM onfocusout Event HTML DOM onfocusout 事件在元素失去焦点时发生。 onfocusout 与 onblur 相同,唯一的区别是 onblur 事件不会冒泡。如果要查看元素或其子元素是否失去焦点,应使用 onfocusout 事件。 onfocusin 事件与 onfocusout 事件相反。注意:Firefox 不支持 onfocusout 事件,...
事件类型:FocusEvent 支持的 HTML 标签:所有 HTML 元素,除了: , , , , , , , , , , 和 更多实例 实例 使用"onfocusin" 和 "onfocusout" 事件: 尝试一下 » 实例 事件委托:设置 addEventListener() 的useCapture参数为 true (用于获取焦点和失去焦点): var x = document.getElementById("...
Occurs after an element loses focus. The onfocusout event bubbles up (unlike the onblur event), so if you want to detect whether an element or its child loses focus, it is sufficient to listen for the onfocusout event of the element.
Like mouse enter/leave, these are almost always what you want, not the onFocus and onBlur events we currently expose. I run into this semi-frequently when actually doing product work. We should add them.
事件类型:FocusEvent 支持的 HTML 标签:所有 HTML 元素,除了: , , , , , , , , , , 和 更多实例 实例 使用"onfocusin" 和 "onfocusout" 事件: 尝试一下 » 实例 事件委托:设置 addEventListener() 的useCapture参数为 true (用于获取焦点和失去焦点): var x = document.getElementById("...
事件类型: FocusEvent 支持的HTML标签: 所有的HTML元素,除了:<基数>,<BDO>,点击<HEAD>,<HTML>,<IFRAME>,<META>,的<SCRIPT>,<STYLE>和 DOM版本: 2级事件 更多示例 例 使用"onfocusin"连同"onfocusout"事件: 试一试» 例 事件代表团:设置的参数将useCapture addEventListener()为true (for focus...
您正在寻找blur事件，该事件在失去焦点时发生。使用Vue syntax在上添加blur-event监听器 ...
<!DOCTYPE html>GeeksforGeeksHTML DOMonfocusouteventEmail:document.getElementById("email").onfocusout=function(){ gfgFun() };functiongfgFun(){ alert("Focus out"); } 输出: 例:使用addEventListener()方法: <!DOCTYPE html>GeeksforGeeksHTML DOMonfocusout...
Use the onfocusout event to manage formatting changes when an element loses focus. Each document may have up to one active element. Set the active element with the setActive or focus methods. Using the setActive method has no effect on document focus. Using the focus method on an individual ...