debug4_1.java

程序练习中包括书中实例程序代码和练习中要用到的代码,是压缩文件

package questions.c4;
public class Debug4_1 {
   public static void main( String[] args ) {
      int x;
      if ( args.length > 0 ) 
      x = args.length;
      report();
   }
   public static report( x ) {
      System.out.println( x );
   }
}