Objects can be passed to methods : Parameters Passing : Language Basics C# Source Code


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Objects can be passed to methods









    

/*
C#: The Complete Reference 
by Herbert Schildt 

Publisher: Osborne/McGraw-Hill (March 8, 2002)
ISBN: 0072134852
*/
// Objects can be passed to methods.  
 
using System; 
 
class MyClass {  
  int alpha, beta; 
  
  public MyClass(int i, int j) {  
    alpha = i;  
    beta = j;  
  }  
  
  /* Return true if ob contains the same values 
     as the invoking object. */ 
  public bool sameAs(MyClass ob) {  
    if((ob.alpha == alpha) & (ob.beta == beta)) 
       return true;  
    else return false;  
  }  
 
  // Make a copy of ob. 
  public void copy(MyClass ob) { 
    alpha = ob.alpha; 
    beta  = ob.beta; 
  } 
 
  public void show() { 
    Console.WriteLine("alpha: {0}, beta: {1}", 
                      alpha, beta); 
  } 
}  
  
public class PassOb {  
  public static void Main() { 
    MyClass ob1 = new MyClass(4, 5);  
    MyClass ob2 = new MyClass(6, 7);  
  
    Console.Write("ob1: "); 
    ob1.show(); 
 
    Console.Write("ob2: "); 
    ob2.show(); 
 
    if(ob1.sameAs(ob2))  
      Console.WriteLine("ob1 and ob2 have the same values."); 
    else 
      Console.WriteLine("ob1 and ob2 have different values."); 
 
    Console.WriteLine(); 
 
    // now, make ob1 a copy of ob2 
    ob1.copy(ob2); 
 
    Console.Write("ob1 after copy: "); 
    ob1.show(); 
 
    if(ob1.sameAs(ob2))  
      Console.WriteLine("ob1 and ob2 have the same values."); 
    else 
      Console.WriteLine("ob1 and ob2 have different values."); 
 
  }  
} 

           
       
    
   
  
   







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