java写的年龄计算工具，根据传入的出生日期，得到目标人物的年龄对象，目前能得到目标人物当前时间的岁，月，天，小时的年龄对象。以供开发人员灵活使用。-java write the age of computational tools based on the incoming date of birth, the age of the object to obtain the target figure, the current target person can get the current time in years, months, days, hours, age of objects. For developers the flexibility to use.