jquery validate 身份证验证(可以为空)
2018-01-05 14:31
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jQuery.validator.addMethod('idCard2', function (value, element) { var vcity = { 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" }; // 判断是否为空 isEmpty = function(card){ if (/^\s*$/.test(card) === true) { return true; } } //检查号码是否符合规范,包括长度,类型 isCardNo = function (card) { if( isEmpty(card) ){ return true; } //身份证号码为15位或者18位,15位时全为数字,18位前17位为数字,最后一位是校验位,可能为数字或字符X var reg = /(^\d{15}$)|(^\d{17}(\d|X)$)/; if (reg.test(card) === false) { return false; } return true; }; //取身份证前两位,校验省份 checkProvince = function (card) { if( isEmpty(card) ){ return true; } var province = card.substr(0, 2); if (vcity[province] == undefined) { return false; } return true; }; //检查生日是否正确 checkBirthday = function (card) { if( isEmpty(card) ){ return true; } var len = card.length; //身份证15位时,次序为省(3位)市(3位)年(2位)月(2位)日(2位)校验位(3位),皆为数字 if (len == '15') { var re_fifteen = /^(\d{6})(\d{2})(\d{2})(\d{2})(\d{3})$/; var arr_data = card.match(re_fifteen); var year = arr_data[2]; var month = arr_data[3]; var day = arr_data[4]; var birthday = new Date('19' + year + '/' + month + '/' + day); return verifyBirthday('19' + year, month, day, birthday); } //身份证18位时,次序为省(3位)市(3位)年(4位)月(2位)日(2位)校验位(4位),校验位末尾可能为X if (len == '18') { var re_eighteen = /^(\d{6})(\d{4})(\d{2})(\d{2})(\d{3})([0-9]|X)$/; var arr_data = card.match(re_eighteen); var year = arr_data[2]; var month = arr_data[3]; var day = arr_data[4]; var birthday = new Date(year + '/' + month + '/' + day); return verifyBirthday(year, month, day, birthday); } return false; }; //校验日期 verifyBirthday = function (year, month, day, birthday) { var now = new Date(); var now_year = now.getFullYear(); //年月日是否合理 if (birthday.getFullYear() == year && (birthday.getMonth() + 1) == month && birthday.getDate() == day) { //判断年份的范围(3岁到100岁之间) var time = now_year - year; if (time >= 3 && time <= 100) { return true; } return false; } return false; }; //校验位的检测 checkParity = function (card) { if( isEmpty(card) ){ return true; } //15位转18位 card = changeFivteenToEighteen(card); var len = card.length; if (len == '18') { var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2); var arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'); var cardTemp = 0, i, valnum; for (i = 0; i < 17; i++) { cardTemp += card.substr(i, 1) * arrInt[i]; } valnum = arrCh[cardTemp % 11]; if (valnum == card.substr(17, 1)) { return true; } return false; } return false; }; //15位转18位身份证号 changeFivteenToEighteen = function (card) { if( isEmpty(card) ){ return true; } if (card.length == '15') { var arrInt = new Array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2); var arrCh = new Array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2'); var cardTemp = 0, i; card = card.substr(0, 6) + '19' + card.substr(6, card.length - 6); for (i = 0; i < 17; i++) { cardTemp += card.substr(i, 1) * arrInt[i]; } card += arrCh[cardTemp % 11]; return card; } return card; }; //checkCard = function () { var card = value; //校验长度,类型 if (isCardNo(card) === false) { //alert('您输入的身份证号码不正确,请重新输入'); //document.getElementById('card_no').focus; return false; } //检查省份 if (checkProvince(card) === false) { return false; } //校验生日 if (checkBirthday(card) === false) { return false; } //检验位的检测 if (checkParity(card) === false) { return false; } return true; });
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