Ref and Out Parameters: compiling error : Parameters Passing « Language Basics « C# / C Sharp

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C# / C Sharp » Language Basics » Parameters Passing Screenshots  Ref and Out Parameters: compiling error // error using System; class Point {     public Point(int x, int y)     {         this.x = x;         this.y = y;     }     // get both values in one function call     public void GetPoint(ref int x, ref int y)     {         x = this.x;         y = this.y;     }          int x;     int y; } public class RefOutParameters {     public static void Main()     {         Point myPoint = new Point(10, 15);         int x;         int y;                  // illegal          myPoint.GetPoint(ref x, ref y);         Console.WriteLine("myPoint({0}, {1})", x, y);     } }                     Related examples in the same category 1. Parameter out and reference 2. Passing Parameters By Value and By Ref 3. Objects can be passed to methods 4. Simple types are passed by value 5. Objects are passed by reference 6. Use ref to pass a value type by reference 7. Swap two values 8. Use out 9. Use two out parameters 10. Swap two references 11. Demonstrate params 12. Use regular parameter with a params parameter 13. Parameter demo 14. Passing parameters by reference 15. Passing parameters by value 16. Illustrates the use of out parameters 17. Pass value by reference 18. Pass value by reference with read only value 19. C# Ref and Out Parameters 20. Ref and Out Parameters 2