根据身份证判断性别和生日

2019-11-17 05:49:16

字体：大中小

来源：转载

供稿：网友

<%@ Page language="c#" Codebehind="CordBirthday.aspx.cs" AutoEventWireup="false" Inherits="CodeDatum.birthday.CordBirthday" %>
<!DOCTYPE Html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>CordBirthday</title>
<meta name="GENERATOR" Content="Microsoft Visual Studio .NET 7.1">
<meta name="CODE_LANGUAGE" Content="C#">
<meta name="vs_defaultClientScript" content="javascript">
<meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5">
<script language="Javascript">
function showBirthday(val)
{
   var birthdayValue;
   if(15==val.length)
   { //15位身份证号码
    birthdayValue = val.charAt(6)+val.charAt(7);
    if(parseInt(birthdayValue)<10)
    {
     birthdayValue = '20'+birthdayValue;
    }
    else
    {
     birthdayValue = '19'+birthdayValue;
    }
    birthdayValue=birthdayValue+'-'+val.charAt(8)+val.charAt(9)+'-'+val.charAt(10)+val.charAt(11);
    if(parseInt(val.charAt(14)/2)*2!=val.charAt(14))
     document.all.sex.value='男';
    else
     document.all.sex.value='女';
    document.all.birthday.value=birthdayValue;
   }
   if(18==val.length)
   { //18位身份证号码
    birthdayValue=val.charAt(6)+val.charAt(7)+val.charAt(8)+val.charAt(9)+'-'+val.charAt(10)+val.charAt(11)    +'-'+val.charAt(12)+val.charAt(13);
    if(parseInt(val.charAt(16)/2)*2!=val.charAt(16))
     document.all.sex.value='男';
    else
     document.all.sex.value='女';
    if(val.charAt(17)!=IDCard(val))
    {
     document.all.idCard.style.backgroundColor='#ffc8c8';
    }
    else
    {
     document.all.idCard.style.backgroundColor='white';
    }
    document.all.birthday.value=birthdayValue;
   }
} // 18位身份证号最后一位校验
function IDCard(Num)
{

   if (Num.length!=18)
    return false;
   var x=0;
   var y='';   for(i=18;i>=2;i--)
    x = x + (square(2,(i-1))%11)*parseInt(Num.charAt(19-i-1));
   x%=11;
   y=12-x;
   if (x==0)
    y='1';
   if (x==1)
    y='0';
   if (x==2)
    y='X';
   return y;
} // 求得x的y次方
function square(x,y)
{
   var i=1;
   for (j=1;j<=y;j++)
    i*=x;
   return i;
}
</script>
</HEAD>
<body MS_POSITIONING="GridLayout">
<form id="Form1" method="post" runat="server">
   <table align="center">
    <tr>
     <td align="center">身份证：<input type="text" name="idCard" id="idCard"></td>
    </tr>
    <tr>
     <td align="center">性    别：<input type="text" name="sex" id="sex"></td>
    </tr>
    <tr>
     <td align="center">生    日：<input type="text" name="birthday" id="birthday"></td>
    </tr>
    <tr>
     <td align="center"><input type="button" onclick="showBirthday(document.all.idCard.value)" value="OK"></td>
    </tr>
   </table>
</form>
</body>
</HTML>

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