<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en"><head>? <meta http-equiv="Content-Type" content="text/html;charset=UTF-8">? <title>Document</title></head><body>?<p>操作成功</p>?<span id="shuzi">5</span>?<span>秒鐘跳轉</span>?<a href="javascrip:goback()">back</a><script type="text/javascript"> ??var number=document.getElementById("shuzi").innerHTML;?function count(){? ?number--? ?document.getElementById("shuzi").innerHTML=number? ?if(number==0){? ? ?location.assign("http://www.baidu.com")? ?}?}? setInterval("count()",1000)? function goback(){? ? ?window.history.back();? }? ? ? ? ? ? ??</script>??</body></html>
函數里面的代碼為什么有寫了一遍 document.getElementById("shuzi").innerHTML=number 不是已經定義了嗎
大酒神之戟
2015-11-27 20:56:33
