java指定年月的天数和周数<br>

import java.util.Calendar;
/**
  * 功能概述:计算指定年月的天数和周数<br>
  * 创建时间:2010-5-17 下午05:25:58<br>
  *
  */
public class Test{
     public static void main(String[] args) {
         Calendar c = Calendar.getInstance();
         c.set(Calendar.YEAR, 2010 ); // 2010年
         c.set(Calendar.MONTH, 5 ); // 6 月
         System.out.println( "------------" + c.get(Calendar.YEAR) + "年" + (c.get(Calendar.MONTH) + 1 ) + "月的天数和周数-------------" );
         System.out.println( "天数:" + c.getActualMaximum(Calendar.DAY_OF_MONTH));
         System.out.println( "周数:" + c.getActualMaximum(Calendar.WEEK_OF_MONTH));
     }
}

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转载自www.cnblogs.com/Darkqueen/p/9288695.html