tryjs_lightbulb 在线代码实例

实例代码( Tip: 登录后体验更佳 )

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<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8"> 
<title>W3Cschool教程(w3cschool.cn)</title> 
</head>
<body>
    
<script>
function changeImage()
{
    element=document.getElementById('myimage')
    if (element.src.match("bulbon"))
    {
        element.src="/statics/images/course/pic_bulboff.gif";
    }
    else
   {
        element.src="/statics/images/course/pic_bulbon.gif";
   }
}
</script>
<img id="myimage" onclick="changeImage()"
src="/statics/images/course/pic_bulboff.gif" width="100" height="180">
<p>点击灯泡就可以打开或关闭这盏灯</p>
    
</body>
</html>
 
 
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运行结果
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