参考https://blog.csdn.net/caroline_wendy/article/details/47271037
3
package debug; import java.util.Arrays; /** * 输出信息 * Created by wang on 15/8/4. */ public class Log { public static void v(String[] strs) { System.out.println(Arrays.toString(strs)); } } package debugoff; /** * 不输出 * Created by wang on 15/8/4. */ public class Log { public static void v(String[] strs) { System.out.println("null"); } } import static debug.Log.*; //import static debugoff.Log.*; // 无输出 /** * 测试输出 * Created by wang on 15/8/4. */ public class TestLog { public static void main(String[] args) { v(args); } } /** * Output: * (1) null * (2) [My, Name, is, Girl, !] */