Menu
×
   ❮     
HTML CSS JAVASCRIPT SQL PYTHON JAVA PHP HOW TO W3.CSS C C++ C# BOOTSTRAP REACT MYSQL JQUERY EXCEL XML DJANGO NUMPY PANDAS NODEJS R TYPESCRIPT ANGULAR GIT POSTGRESQL MONGODB ASP AI GO KOTLIN SASS VUE DSA GEN AI SCIPY AWS CYBERSECURITY DATA SCIENCE
     ❯   

JS 参考

按类别分类的 JS 按字母顺序排列的 JS

JavaScript

JS 数组 JS 布尔值 JS 类 JS 日期 JS 错误 JS 全局 JS JSON JS 映射 JS 数学 JS 数字 JS 对象 JS 运算符 JS 优先级 JS Promise JS 正则表达式 JS Set JS 语句 JS 字符串 JS TypedArray

窗口

窗口对象 窗口控制台 窗口历史记录 窗口位置 窗口导航器 窗口屏幕

HTML DOM

HTML 文档 HTML 元素 HTML 属性 HTML 集合 HTML 节点列表 HTML DOMTokenList HTML 样式
alignContent alignItems alignSelf animation animationDelay animationDirection animationDuration animationFillMode animationIterationCount animationName animationTimingFunction animationPlayState background backgroundAttachment backgroundClip backgroundColor backgroundImage backgroundOrigin backgroundPosition backgroundRepeat backgroundSize backfaceVisibility border borderBottom borderBottomColor borderBottomLeftRadius borderBottomRightRadius borderBottomStyle borderBottomWidth borderCollapse borderColor borderImage borderImageOutset borderImageRepeat borderImageSlice borderImageSource borderImageWidth borderLeft borderLeftColor borderLeftStyle borderLeftWidth borderRadius borderRight borderRightColor borderRightStyle borderRightWidth borderSpacing borderStyle borderTop borderTopColor borderTopLeftRadius borderTopRightRadius borderTopStyle borderTopWidth borderWidth bottom boxShadow boxSizing captionSide caretColor clear clip color columnCount columnFill columnGap columnRule columnRuleColor columnRuleStyle columnRuleWidth columns columnSpan columnWidth counterIncrement counterReset cssFloat cursor direction display emptyCells filter flex flexBasis flexDirection flexFlow flexGrow flexShrink flexWrap font fontFamily fontSize fontStyle fontVariant fontWeight fontSizeAdjust height isolation justifyContent left letterSpacing lineHeight listStyle listStyleImage listStylePosition listStyleType margin marginBottom marginLeft marginRight marginTop maxHeight maxWidth minHeight minWidth objectFit objectPosition opacity order orphans outline outlineColor outlineOffset outlineStyle outlineWidth overflow overflowX overflowY padding paddingBottom paddingLeft paddingRight paddingTop pageBreakAfter pageBreakBefore pageBreakInside perspective perspectiveOrigin position quotes resize right scrollBehavior tableLayout tabSize textAlign textAlignLast textDecoration textDecorationColor textDecorationLine textDecorationStyle textIndent textOverflow textShadow textTransform top transform transformOrigin transformStyle transition transitionProperty transitionDuration transitionTimingFunction transitionDelay unicodeBidi userSelect verticalAlign visibility width wordBreak wordSpacing wordWrap widows zIndex

HTML 事件

HTML 事件 HTML 事件对象 HTML 事件属性 HTML 事件方法

Web API

API 画布 API 控制台 API 获取 API 全屏 API 地理位置 API 历史记录 API 媒体查询列表 API 存储 API 验证 API 网页

HTML 对象

<a> <abbr> <address> <area> <article> <aside> <audio> <b> <base> <bdo> <blockquote> <body> <br> <button> <canvas> <caption> <cite> <code> <col> <colgroup> <datalist> <dd> <del> <details> <dfn> <dialog> <div> <dl> <dt> <em> <embed> <fieldset> <figcaption> <figure> <footer> <form> <head> <header> <h1> - <h6> <hr> <html> <i> <iframe> <img> <ins> <input> button <input> checkbox <input> color <input> date <input> datetime <input> datetime-local <input> email <input> file <input> hidden <input> image <input> month <input> number <input> password <input> radio <input> range <input> reset <input> search <input> submit <input> text <input> time <input> url <input> week <kbd> <label> <legend> <li> <link> <map> <mark> <menu> <menuitem> <meta> <meter> <nav> <object> <ol> <optgroup> <option> <output> <p> <param> <pre> <progress> <q> <s> <samp> <script> <section> <select> <small> <source> <span> <strong> <style> <sub> <summary> <sup> <table> <tbody> <td> <tfoot> <th> <thead> <tr> <textarea> <time> <title> <track> <u> <ul> <var> <video>

其他参考资料

CSSStyleDeclaration JS 转换


onmouseleave 事件

示例

将鼠标指针移出图像时调用函数

<img onmouseleave="normalImg(this)" src="smiley.gif" alt="Smiley">
自己尝试 »

更多示例见下文。


描述

鼠标指针离开元素时,会发生onmouseleave 事件。

onmouseleave 事件通常与onmouseenter 事件一起使用,当鼠标指针进入元素时,会发生该事件。

onmouseleave 事件类似于onmouseout 事件。不同之处在于onmouseleave 事件不冒泡(不会向上传播到文档层次结构)。请参阅本页底部的“更多示例”,以更好地了解差异。


鼠标事件

事件发生时间
onclick 用户点击元素
oncontextmenu 用户右键单击元素
ondblclick 用户双击元素
onmousedown 鼠标按钮按下元素
onmouseenter 指针移到元素上
onmouseleave 指针移出元素
onmousemove 指针在元素上移动
onmouseout 鼠标指针移出元素
onmouseover 鼠标指针移到元素上
onmouseup 鼠标按钮在元素上释放

另请参阅

鼠标事件对象

教程

JavaScript 事件


语法

在 HTML 中

<element onmouseleave="myScript">
自己尝试 »

在 JavaScript 中

object.onmouseleave = function(){myScript};
自己尝试 »

在 JavaScript 中,使用 addEventListener() 方法

object.addEventListener("mouseleave", myScript);
自己尝试 »


技术细节

冒泡
可取消
事件类型 MouseEvent
HTML 标签 所有 HTML 元素,除了:<base>,<bdo>,<br>,<head>,<html>,<iframe>,<meta>,<param>,<script>,<style> 和 <title>
DOM 版本 Level 2 事件

更多示例

示例

此示例演示了 onmousemove、onmouseleave 和 onmouseout 事件之间的区别

<div onmousemove="myMoveFunction()">
  <p id="demo1">我将演示 onmousemove!</p>
</div>

<div onmouseleave="myLeaveFunction()">
  <p id="demo2">我将演示 onmouseleave!</p>
</div>

<div onmouseout="myOutFunction()">
  <p id="demo3">我将演示 onmouseout!</p>
</div>
自己尝试 »

浏览器支持

onmouseleave 是 DOM Level 2 (2001) 的功能。

它在所有浏览器中得到完全支持

Chrome Edge Firefox Safari Opera IE
9-11


×

Contact Sales

If you want to use W3Schools services as an educational institution, team or enterprise, send us an e-mail:
[email protected]

Report Error

If you want to report an error, or if you want to make a suggestion, send us an e-mail:
[email protected]

W3Schools is optimized for learning and training. Examples might be simplified to improve reading and learning. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. While using W3Schools, you agree to have read and accepted our terms of use, cookie and privacy policy.

Copyright 1999-2024 by Refsnes Data. All Rights Reserved. W3Schools is Powered by W3.CSS.