日期 正则表达式
^(?=d)(?:(?!(?:1582(?:.|-|/)10(?:.|-|/)(?:0?[5-9]|1[0-4]))|(?:1752(?:.|-|/)0?9(?:.|-|/)(?:0?[3-9]|1[0-3])))(?=(?:(?!000[
04]|(?:(?:1[^0-6]|[2468][^048]|[3579][^26])00))(?:(?:dd)(?:[024
{4})([-/.])(0?d|1[012])2((?!00)[012]?d|3[01])(?:$|(?=x20d)
x20))?((?:(?:0?[1-9]|1[012])(?::[0-5]d){0,2}(?:x20[aApP][mM]))|
?:[01]d|2[0-3])(?::[0-5]d){1,2})?$
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
</HEAD>
<SCRIPT LANGUAGE="JavaScript">
<!--
function checkrentuser(){
var reg=/^(?=d)(?:(?!(?:1582(?:.|-|/)10(?:.|-|/)(?:0?[5-9]|1[0-4]))|(?:1752(?:.|-|/)0?9
(?:.|-|/)(?:0?[3-9]|1[0-3])))(?=(?:(?!000[04]|(?:(?:1[^0-6]|[2468][^048]|[3579][^26])00))
(?:(?:dd)(?:[02468][048]|[13579][26]))D0?2D29)|(?:d{4}D(?!(?:0?[2469]|11)D31)
(?!0?2(?:.|-|/)(?:29|30))))(d{4})([-/.])(0?d|1[012])2((?!00)[012]?d|3[01])(?:$|(?=x20d)
x20))?((?:(?:0?[1-9]|1[012])(?::[0-5]d){0,2}(?:x20[aApP][mM]))|(?:[01]d|2[0-3])(?::[0-5]d)
{1,2})?$/;
var reg0=/^1(3|5)d{9}$/;
var str=fff.phone;
if(!reg.test(str.value)){
alert(''请输入正确的电话号码!'');
str.focus();
str.select();
return false;
}
return true;
}
//-->
</SCRIPT>
<FORM name="fff" onSubmit="return checkrentuser()">
<INPUT TYPE="text" NAME="phone"><INPUT TYPE="submit" value="aaaaaaaaaaaaaaaaaa">
</FORM>
<BODY>
</BODY>
</HTML>
补充:Jsp教程,Java技巧及代码