20151112

<!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=utf-8" />
<title>无标题文档</title>
<script type="text/javascript" src="web/20151112/test.js">

</script>

<script language="javascript" type="text/javascript">

alert("你好!");

</script>


</head>

<body>


<script language="javascript" type="text/javascript">

alert("上午好");


for(var i = 0; i < 9 ; i++)
{
    alert("i = " + i );
    
    }

var m,n = '1';
alert(m);



if(isNaN("13458a"))
{
    alert("不是数字")
}
else
{
    alert("是数字")
}

switch(n)
{
    case 1:
    alert("n = 1");
    break;
    
    default:
    alert("都不匹配")
    
    break;
    }
    


</script>


<input type="button" onclick="javascript: alert('提示
一下')" value="提示" />

</body>
</html>

原文地址:https://www.cnblogs.com/name-hanlin/p/4960420.html