ref parameters : Method Parameter : Class C# Examples

ref parameters

    
using  System;

class  Color  {
        public  Color()  {
                this.red  =  0;
                this.green  =  127;
                this.blue  =  255;
        }

        protected  int  red;
        protected  int  green;
        protected  int  blue;

        public  void  GetRGB(
                ref  int  red,  ref  int  green,  ref  int  blue)  {
                red  =  this.red;
                green  =  this.green;
                blue  =  this.blue;
        }

}

class  Class1  {
        static  void  Main(string[]  args)  {
                Color  c  =  new  Color();
                int  red  =  1;
                int  green  =  2;
                int  blue  =  3;
                c.GetRGB(ref  red,  ref  green,  ref  blue);

                Console.WriteLine("R={0},  G={1},  B={2}",  red,  green,  blue);
        }
}
    
   
  
   

Related in same category :
• How Arguments Are Passed
• Pass int value to a function
• Use a parameter in a member function
• A member function with two arguments
• Pass int without 'out' and 'ref'
• Pass integer by ref
• Pass integer value by value
• params int[] args
• Use out for int type
• Creating a method with a reference argument.
• Variable arguments to a method in C#.
• Method parameter hides the class member field