javascript 获取网页标题代码实例

2014-01-23 13:02 来源: 站长圈点击:

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复制代码代码如下:

<!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">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<title>javascript_获取网页标题代码</title>

<script language="javascript">

function get_pagetitle(split_chr,new_pagetit)

{

var titleitems,return_title;

var the_pagetitle=document.title;

titleitems=the_pagetitle.split(split_chr);

return_title=the_pagetitle;

if(titleitems[1])

{

return_title=the_pagetitle.replace(titleitems[1],new_pagetit)

}

else

{

if(new_pagetit)

{

return_title=the_pagetitle & split_chr & new_pagetit;

}

}

alert(return_title);

}

</script>

</head>

<body>

<input value="测试" type="button" onclick="javascript:get_pagetitle('_','=');" />

</body>

</html>