j02080501.java

经典java教材《java完美经典》一书中源码的完全收集

import java.lang.*;

class j02080501
{	
  public static void main(String[] para)
  {
    myClass obj1 = new myClass();
    obj1.a = 100;
    myClass obj2 = new myClass();
    obj2.a = 200;
    
    obj1.Fun();
    obj2.Fun();
    System.out.println("obj1.a = " + obj1.a);
    System.out.println("obj2.a = " + obj2.a);      
  }
}

class myClass
{
  public int a;
  void Fun()
  {
	 int a = this.a * 3 + 20;  // 因局部变量之名为亦为 a
   this.a = this.a + a;     // 故以 this.a 指称成员变量 a
  }
}