//根据年月日计算驾照年龄
public static int getAgeFromBirthTime(String birthTimeString) {
// 先截取到字符串中的年、月、日
String strs[] = birthTimeString.trim().split("-");
int selectYear = Integer.parseInt(strs[0]);
int selectMonth = Integer.parseInt(strs[1]);
int selectDay = Integer.parseInt(strs[2]);
// 得到当前时间的年、月、日
Calendar cal = Calendar.getInstance();
int yearNow = cal.get(Calendar.YEAR);
int monthNow = cal.get(Calendar.MONTH) + 1;
int dayNow = cal.get(Calendar.DATE);
// 用当前年月日减去生日年月日
int yearMinus = yearNow - selectYear;
int monthMinus = monthNow - selectMonth;
int dayMinus = dayNow - selectDay;
int age = yearMinus;// 先大致赋值
if (yearMinus < 0) {// 选了未来的年份
age = 0;
} else if (yearMinus == 0) {// 同年的,要么为1,要么为0
if (monthMinus < 0) {// 选了未来的月份
age = 0;
} else if (monthMinus == 0) {// 同月份的
if (dayMinus < 0) {// 选了未来的日期
age = 0;
} else if (dayMinus >= 0) {
age = 1;
}
} else if (monthMinus > 0) {
age = 1;
}
} else if (yearMinus > 0) {
if (monthMinus < 0) {// 当前月>生日月
} else if (monthMinus == 0) {// 同月份的,再根据日期计算年龄
if (dayMinus < 0) {
} else if (dayMinus >= 0) {
age = age + 1;
}
} else if (monthMinus > 0) {
age = age + 1;
}
}
return age;
}
//根据身份证号输出年龄
public static int IdNOToAge(String IdNO){
int leh = IdNO.length();
String dates="";
if (leh == 18) {
dates = IdNO.substring(6, 10);
SimpleDateFormat df = new SimpleDateFormat("yyyy");
String year=df.format(new java.util.Date());
int u=Integer.parseInt(year)-Integer.parseInt(dates);
return u;
}else{
dates = IdNO.substring(6, 8);
return Integer.parseInt(dates);
}
}