随笔——测量程序运行时间

最新推荐文章于 2024-05-21 17:23:23 发布

Christina_cyw

最新推荐文章于 2024-05-21 17:23:23 发布

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分类专栏： # JAVA练习随笔

by Chris

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import java.util.*;

public class DiffDemo {
 
   public static void main(String args[]) {
      try {
         long start = System.currentTimeMillis( );
        //程序
         long end = System.currentTimeMillis( );
         long diff = end - start;
         System.out.println("Difference is : " + diff);
      } catch (Exception e) {
         System.out.println("Got an exception!");
      }
   }
}