JavaScript 参考手册
onmouseleave 事件
该实例演示了 onmousemove, onmouseleave 和 onmouseout 事件的区别
源代码:
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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>蜜蜂教程(mifengjc.com)</title> <style> div { width: 100px; height: 100px; border: 1px solid black; margin: 10px; float: left; padding: 30px; text-align: center; background-color: lightgray; } p { background-color: white; } </style> </head> <body> <h3>以下实例演示了 onmousemove, onmouseleave 和 onmouseout 的区别。</h3> <p> onmousemove 事件在鼠标移动到 div 元素上时触发。</p> <p> mouseleave 事件只在鼠标指针移出 div 元素时触发。 </p> <p> onmouseout 事件在鼠标指针移出 div 元素及离开子元素（p 和 span）时触发。</p> <div onmousemove="myMoveFunction()"> <p>onmousemove: <br> <span id="demo">鼠标移入和移出！</span></p> </div> <div onmouseleave="myLeaveFunction()"> <p>onmouseleave: <br> <span id="demo2">鼠标移入和移出！</span></p> </div> <div onmouseout="myOutFunction()"> <p>onmouseout: <br> <span id="demo3">鼠标移入和移出！</span></p> </div> <script> x = 0; y = 0; z = 0; function myMoveFunction() { document.getElementById("demo").innerHTML = z += 1; } function myLeaveFunction() { document.getElementById("demo2").innerHTML = x += 1; } function myOutFunction() { document.getElementById("demo3").innerHTML = y += 1; } </script> </body> </html>
运行结果:
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