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Change the image and use the example code of the match method

零下一度
零下一度Original
2017-07-02 09:21:001485browse

<!DOCTYPE html>
<html>
<head> 
<meta charset="utf-8"> 
<title>菜鸟教程(runoob.com)</title> 
</head>
<body>
<script>
function changeImage()
{
element=document.getElementById(&#39;myimage&#39;)
if (element.src.match("bulboff"))//JavaScript String对象 Match()方法  ，如果匹配到bulboff字符，返回TRUE，否则返回FALSE
 {
  element.src="/images/pic_bulbon.gif";
  }
else
   {
  element.src="/images/pic_bulboff.gif";
   }
}
</script>
<img id="myimage" onclick="changeImage()"
src="/images/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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