日期 正则表达式

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^(?=/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))(?:(?:/d/d)(?:[024
{4})([-//.])(0?/d|1[012])/2((?!00)[012]?/d|3[01])(?:$|(?=/x20/d)/
x20))?((?:(?:0?[1-9]|1[012])(?::[0-5]/d){0,2}(?:/x20[aApP][mM]))|
?:[01]/d|2[0-3])(?::[0-5]/d){1,2})?$


<!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))
(?:(?:/d/d)(?:[02468][048]|[13579][26]))/D0?2/D29)|(?:/d{4}/D(?!(?:0?[2469]|11)/D31)
(?!0?2(?:/.|-|//)(?:29|30))))(/d{4})([-//.])(0?/d|1[012])/2((?!00)[012]?/d|3[01])(?:$|(?=/x20/d)
/x20))?((?:(?:0?[1-9]|1[012])(?::[0-5]/d){0,2}(?:/x20[aApP][mM]))|(?:[01]/d|2[0-3])(?::[0-5]/d)
{1,2})?$/;
    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>
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