身份證號碼的正則表達式
阿新 • • 發佈：2018-07-07
身份證號碼 console con att ole 表達 北京 ovs pro
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>身份證號碼的正則表達式及驗證詳解（JavaScript，Regex）</title>
</head>
<body>
<div id="main"></div>
<script>
console.log = function(val) {
document.getElementById("main").innerHTML += val +"<br />";}
var checkCode = function (val) {
var p = /^[1-9]\d{5}(18|19|20)\d{2}((0[1-9])|(1[0-2]))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$/;
var factor = [ 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 ];
var parity = [ 1, 0, ‘X‘, 9, 8, 7, 6, 5, 4, 3, 2 ];
var code = val.substring(17);if(p.test(val)) {
var sum = 0;
for(var i=0;i<17;i++) {
sum += val[i]*factor[i];
}
if(parity[sum % 11] == code.toUpperCase()) {
return true;
}
}
return false;
}
var checkDate = function (val) {var pattern = /^(18|19|20)\d{2}((0[1-9])|(1[0-2]))(([0-2][1-9])|10|20|30|31)$/;
if(pattern.test(val)) {
var year = val.substring(0, 4);
var month = val.substring(4, 6);
var date = val.substring(6, 8);
var date2 = new Date(year+"-"+month+"-"+date);
if(date2 && date2.getMonth() == (parseInt(month) - 1)) {
return true;
}
}
return false;
}
var checkProv = function (val) {
var pattern = /^[1-9][0-9]/;
var provs = {11:"北京",12:"天津",13:"河北",14:"山西",15:"內蒙古",21:"遼寧",22:"吉林",23:"黑龍江 ",31:"上海",32:"江蘇",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山東",41:"河南",42:"湖北 ",43:"湖南",44:"廣東",45:"廣西",46:"海南",50:"重慶",51:"四川",52:"貴州",53:"雲南",54:"西藏 ",61:"陜西",62:"甘肅",63:"青海",64:"寧夏",65:"新疆",71:"臺灣",81:"香港",82:"澳門"};
if(pattern.test(val)) {
if(provs[val]) {
return true;
}
}
return false;
}
var checkID = function (val) {
if(checkCode(val)) {
var date = val.substring(6,14);
if(checkDate(date)) {
if(checkProv(val.substring(0,2))) {
return true;
}
}
}
return false;
}
//輸出 true
console.log(checkID("11010519491231002X"));
//輸出 false，校驗碼不符
console.log(checkID("110105194912310021"));
//輸出 false，日期碼不符
console.log(checkID("110105194902310026"));
//輸出 false，地區碼不符
console.log(checkID("160105194912310029"));
</script>
</body>
</html>
身份證號碼的正則表達式