JavaScript Reference Manual /onmouseover 事件

onmouseover 事件

onmouseover事件

实例

     
   函数 bigImg() 在鼠标指针移动到笑脸图片是触发。
 函数 normalImg() 在鼠标指针移出笑脸图片是触发.

运行实例 »

点击 "运行实例" 按钮查看在线实例

定义和用法

onmouseover 事件会在鼠标指针移动到指定的元素上时发生。

语法

HTML 中:

< elementonmouseover=" SomeJavaScriptCode">

JavaScript 中:

object.onmouseover=function(){ SomeJavaScriptCode};

参数	描述
SomeJavaScriptCode	必需。规定该事件发生时执行的 JavaScript。

浏览器支持

QQ截图20161108165429.png

The onmouseover event 所有主要浏览器都支持

支持该事件的 HTML 标签：

onmouseover 属性可使用于是有 HTML 元素，除了: , ,
, , , , <meta>, <param>, <script>, <style>, 和 <title>.</p> <hr> <br> </div> </div> <div class="previous-next-links"> <div class="previous-design-link"> ← <a href="//m.sbmmt.com/jsref/event-onoffline.html" rel="prev">onoffline 事件</a> </div> <div class="next-design-link"> <a href="//m.sbmmt.com/jsref/prop-document-documentelement.html" rel="next">documentElement 属性</a>→ </div> </div> </article> <div class="right-item phpcn-col-md2"> <ul> <li><h3>Tutorial Navigation</h3> <dl class="navigation"> <dd class="right-item-mouseover"> <a href="//m.sbmmt.com/course/list/1/type/3.html" target="_blank" title="Big front end">Big front end</a> <div class="phpcn-ps-a"> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="HTML">HTML</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="CSS">CSS</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="HTML5">HTML5</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="CSS3">CSS3</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="JavaScript">JavaScript</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="jQuery">jQuery</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="Vue.js">Vue.js</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="React">React</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="AngularJS">AngularJS</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="Node.js">Node.js</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="AJAX">AJAX</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="Bootstrap">Bootstrap</a> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="Foundation">Foundation</a> </div> </dd> <dd class="right-item-mouseover"> <a href="//m.sbmmt.com/course/list/2/type/3.html" target="_blank" title="JavaScript">JavaScript</a> <div class="phpcn-ps-a"> <a href="//m.sbmmt.com/course/list/2/type/3.html" title="Highcharts">Highcharts</a> <a href="//m.sbmmt.com/course/list/2/type/3.html" title="Maps API">Maps API</a> </div> 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href="//m.sbmmt.com/course/list/4/type/3.html" title="MySQL">MySQL</a> <a href="//m.sbmmt.com/course/list/4/type/3.html" title="Redis">Redis</a> <a href="//m.sbmmt.com/course/list/4/type/3.html" title="Oracle">Oracle</a> <a href="//m.sbmmt.com/course/list/4/type/3.html" title="MongoDB">MongoDB</a> <a href="//m.sbmmt.com/course/list/4/type/3.html" title="Memcached">Memcached</a> <a href="//m.sbmmt.com/course/list/4/type/3.html" title="SQL Server">SQL Server</a> </div> </dd> <dd class="right-item-mouseover"> <a href="//m.sbmmt.com/course/list/5/type/3.html" target="_blank" title="Mobile terminal">Mobile terminal</a> <div class="phpcn-ps-a"> <a href="//m.sbmmt.com/course/list/5/type/3.html" title="Applets">Applets</a> <a href="//m.sbmmt.com/course/list/5/type/3.html" title="uni-app">uni-app</a> <a href="//m.sbmmt.com/course/list/5/type/3.html" title="Flutter">Flutter</a> <a href="//m.sbmmt.com/course/list/5/type/3.html" title="Android">Android</a> <a href="//m.sbmmt.com/course/list/5/type/3.html" title="iOS">iOS</a> <a href="//m.sbmmt.com/course/list/5/type/3.html" title="Swift">Swift</a> <a href="//m.sbmmt.com/course/list/5/type/3.html" title="other">other</a> </div> </dd> <dd class="right-item-mouseover"> <a href="//m.sbmmt.com/course/list/9/type/3.html" target="_blank" title="Operation and maintenance development">Operation and maintenance development</a> <div class="phpcn-ps-a"> <a href="//m.sbmmt.com/course/list/9/type/3.html" title="Linux">Linux</a> <a href="//m.sbmmt.com/course/list/9/type/3.html" title="Docker">Docker</a> <a href="//m.sbmmt.com/course/list/9/type/3.html" title="PhpStudy">PhpStudy</a> <a href="//m.sbmmt.com/course/list/9/type/3.html" title="Git">Git</a> <a href="//m.sbmmt.com/course/list/9/type/3.html" title="Other tools">Other tools</a> </div> </dd> <dd class="right-item-mouseover"> <a href="//m.sbmmt.com/course/list/7/type/3.html" target="_blank" title="UI design">UI design</a> <div class="phpcn-ps-a"> <a href="//m.sbmmt.com/course/list/7/type/3.html" title="Axure">Axure</a> <a href="//m.sbmmt.com/course/list/7/type/3.html" title="MVC">MVC</a> <a href="//m.sbmmt.com/course/list/7/type/3.html" title="Web Forms">Web Forms</a> <a href="//m.sbmmt.com/course/list/7/type/3.html" title="PS">PS</a> </div> </dd> <dd class="right-item-mouseover"> <a href="//m.sbmmt.com/course/list/10/type/3.html" target="_blank" title="Computer Basics">Computer Basics</a> <div class="phpcn-ps-a"> <a href="//m.sbmmt.com/course/list/10/type/3.html" title="Design Patterns">Design Patterns</a> <a href="//m.sbmmt.com/course/list/10/type/3.html" title="regular expression">regular expression</a> <a href="//m.sbmmt.com/course/list/10/type/3.html" title="HTTP">HTTP</a> <a href="//m.sbmmt.com/course/list/10/type/3.html" title="Website Building Guide">Website Building Guide</a> <a href="//m.sbmmt.com/course/list/10/type/3.html" title="Browser information">Browser information</a> <a href="//m.sbmmt.com/course/list/10/type/3.html" title="website host">website host</a> <a href="//m.sbmmt.com/course/list/10/type/3.html" title="TCP/IP">TCP/IP</a> <a href="//m.sbmmt.com/course/list/10/type/3.html" title="W3C">W3C</a> <a href="//m.sbmmt.com/course/list/10/type/3.html" title="CodeBasic">CodeBasic</a> </div> </dd> <dd class="right-item-mouseover"> <a href="//m.sbmmt.com/course/list/6/type/3.html" target="_blank" title="XML">XML</a> <div class="phpcn-ps-a"> <a href="//m.sbmmt.com/course/list/6/type/3.html" title="DTD">DTD</a> <a href="//m.sbmmt.com/course/list/6/type/3.html" title="XML DOM">XML DOM</a> <a href="//m.sbmmt.com/course/list/6/type/3.html" title="XSLT">XSLT</a> <a href="//m.sbmmt.com/course/list/6/type/3.html" title="XPath">XPath</a> <a href="//m.sbmmt.com/course/list/6/type/3.html" title="XQuery">XQuery</a> <a href="//m.sbmmt.com/course/list/6/type/3.html" title="XLink">XLink</a> <a href="//m.sbmmt.com/course/list/6/type/3.html" title="XPointer">XPointer</a> <a href="//m.sbmmt.com/course/list/6/type/3.html" title="XML Schema">XML Schema</a> <a href="//m.sbmmt.com/course/list/6/type/3.html" title="XSL-FO">XSL-FO</a> <a href="//m.sbmmt.com/course/list/6/type/3.html" title="SVG">SVG</a> </div> </dd> <dd class="right-item-mouseover"> <a href="//m.sbmmt.com/course/list/8/type/3.html" target="_blank" title="Web Services">Web Services</a> <div class="phpcn-ps-a"> <a href="//m.sbmmt.com/course/list/8/type/3.html" title="Web Services">Web Services</a> <a href="//m.sbmmt.com/course/list/8/type/3.html" title="WSDL">WSDL</a> <a href="//m.sbmmt.com/course/list/8/type/3.html" title="SOAP">SOAP</a> <a href="//m.sbmmt.com/course/list/8/type/3.html" title="RSS">RSS</a> <a href="//m.sbmmt.com/course/list/8/type/3.html" title="RDF">RDF</a> </div> </dd> </dl></li> </ul> </div> </div> <div id="codeMark"></div> <div id="codeMain"> <div class="left"> <div id="codeEditor"></div> <div class="editor-btn"> <div class="editor-btn-inner"> <a href="javascript:;" class="code-btn-submit r" id="J_Commit" title="submit">submit</a> </div> </div> </div> <div class="right"> <div id="codeResult"></div> </div> <div id="close"></div> </div> </body> </html>

Overview

JavaScript object

Browser object

DOM object

HTML object

Object properties

onmouseover 事件

onmouseover事件

实例

定义和用法

语法

浏览器支持

支持该事件的 HTML 标签：