<html>
<head>
<title>Form对象</title>
<script type="text/javascript">
function $(id) {
return document.getElementById(id);
}
function checkPhone(num) {
var reg = new RegExp("^1[358]\\d{9}$","gi"); //[0-9] ^[a-z][a-f]$
//var reg = /^1[358]\d{9}$/gi;
alert(reg.test(num));
}
var s = "i like java you like Iava";
//var r = new RegExp("java","gi");
var r = /i/gi;
alert(s.replace(r,"*"));
</script>
</head>
<body >
<div>正则对象</div>
1.</br>
<form action="事件.htm" method="GET" name="form1" >
<table border="1" width="500px" cellpadding="5" cellspacing="0" align="left">
<tr>
<th colspan="2">注册表</th>
</tr>
<tr>
<td align="right">姓名:</td>
<td><input type="text" name="username" /></td>
</tr>
<tr>
<td align="right">手机号码:</td><td><input type="text" /></td>
</tr>
</table>
</form>
</body>
</html>
rs: