身份证校验

来源：互联网发布：北京美工体育类工资编辑：程序博客网时间：2024/05/01 01:35

// 身份证校验
function isValidIDCardNo(code)
{
var Errors=new Array("true","身份证号码位数不对,必须是15位或者18位!","身份证号码出生年月日格式不对!","身份证号码校验位错误!","身份证地区非法!","15位身份证号码由数字组成!",'18位身份证号码前17位由数字组成,第18位可以是数字或者大写"X"!');if(code.length!=15&&code.length!=18)return Errors[1];var area={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"};var Y,JYM;var S,M;var ereg;var idcard_array=new Array;idcard_array=code.split("");if(area[parseInt(code.substr(0,2))]==null)return Errors[4];switch(code.length){case 15:if(!/^[0-9]{15}$/.test(code))return Errors[5];var sBirthday="19"+code.substr(6,2)+"-"+Number(code.substr(8,2))+"-"+Number(code.substr(10,2));var d=new Date(sBirthday.replace(/-/g,"/"));var flag=sBirthday!=d.getFullYear()+"-"+(d.getMonth()+1)+"-"+d.getDate();if(!flag)return Errors[0];else return Errors[2];break;case 18:if(!/^[0-9]{17}([0-9X])$/.test(code))return Errors[6];var sBirthday=code.substr(6,4)+"-"+Number(code.substr(10,2))+"-"+Number(code.substr(12,2));var d=new Date(sBirthday.replace(/-/g,"/"));var flag=sBirthday!=d.getFullYear()+"-"+(d.getMonth()+1)+"-"+d.getDate();if(!flag){S=(parseInt(idcard_array[0])+parseInt(idcard_array[10]))*7+(parseInt(idcard_array[1])+parseInt(idcard_array[11]))*9+(parseInt(idcard_array[2])+parseInt(idcard_array[12]))*10+(parseInt(idcard_array[3])+parseInt(idcard_array[13]))*5+(parseInt(idcard_array[4])+parseInt(idcard_array[14]))*8+(parseInt(idcard_array[5])+parseInt(idcard_array[15]))*4+(parseInt(idcard_array[6])+parseInt(idcard_array[16]))*2+parseInt(idcard_array[7])*1+parseInt(idcard_array[8])*6+parseInt(idcard_array[9])*3;Y=S%11;M="F";JYM="10X98765432";M=JYM.substr(Y,1);if(M==idcard_array[17])return Errors[0];else return Errors[3]}else return Errors[2];break;default:return Errors[1];break}
}

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