// 获取年月日等日期时间
function getDate() {
    let myDate = new Date();
    let month = myDate.getMonth() + 1;
    let day = myDate.getDate();
    return {myDate, month, day}
}


//通过身份证号计算年龄、性别、出生日期
export const idCard = (userCard, num) => {
    let birth
//获取出生日期
    if (num == 1) {
        birth = userCard.substring(6, 10) + "-" + userCard.substring(10, 12) + "-" + userCard.substring(12, 14);
        return birth;
    }
//获取性别
    if (num == 2) {
        if (parseInt(userCard.substr(16, 1)) % 2 == 1) {
            return "男";
        } else {
            return "女";
        }
    }
//获取年龄
    if (num == 3) {
        let {myDate, month, day} = getDate()
        let age = myDate.getFullYear() - userCard.substring(6, 10) - 1;
        if (userCard.substring(10, 12) < month || userCard.substring(10, 12) == month && userCard.substring(12, 14) <= day) {
            age++;
        }
        return age;
    }
}