ref pointer parameter : Function Parameters « Language Basics « C# / C Sharp

1. C# / C Sharp
2. Language Basics
3. Function Parameters

ref pointer parameter

 

using System;

public class Starter {

    public unsafe static void Main() {
        int val = 5;
        int* pA = &val;
        Console.WriteLine("Original: {0}", (int)pA);
        MethodA(pA);
        Console.WriteLine("MethodA:  {0}", (int)pA);
        MethodB(ref pA);
        Console.WriteLine("MethodB:  {0}", (int)pA);
    }

    public unsafe static void MethodA(int* pArg) {
        ++pArg;
    }

    public unsafe static void MethodB(ref int* pArg) {
        ++pArg;
    }

}

 

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