正则校验身份证号码

责编:menVScode 2020-05-08 13:54 阅读(452)


严格的身份证校验

// 严格的身份证校验
    isCardID(sId) {
        if (!/(^\d{15}$)|(^\d{17}(\d|X|x)$)/.test(sId)) {
            alert('你输入的身份证长度或格式错误')
            return false
        }
        //身份证城市
        var aCity={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"};
        if(!aCity[parseInt(sId.substr(0,2))]) { 
            alert('你的身份证地区非法')
            return false
        }

        // 出生日期验证
        var sBirthday=(sId.substr(6,4)+"-"+Number(sId.substr(10,2))+"-"+Number(sId.substr(12,2))).replace(/-/g,"/"),
            d = new Date(sBirthday)
        if(sBirthday != (d.getFullYear()+"/"+ (d.getMonth()+1) + "/" + d.getDate())) {
            alert('身份证上的出生日期非法')
            return false
        }

        // 身份证号码校验
        var sum = 0,
            weights =  [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2],
            codes = "10X98765432"
        for (var i = 0; i < sId.length - 1; i++) {
            sum += sId[i] * weights[i];
        }
        var last = codes[sum % 11]; //计算出来的最后一位身份证号码
        if (sId[sId.length-1] != last) { 
            alert('你输入的身份证号非法')
            return false
        }

        return true
    }


标签: 正则 身份证
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