李涛的博客

    Calendar   cal   =   Calendar.getInstance();  

    int   mon=cal.get(Calendar.MONTH)+1;  

    int   day=cal.get(Calendar.DAY_OF_MONTH);  

    int   year=cal.get(Calendar.YEAR);  

    String   today=year+"-"+mon+"-"+day;  

    可进行运算!