Use unsage code to swap two integers : Unsafe Code « Language Basics « C# / C Sharp

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C# / C Sharp » Language Basics » Unsafe CodeScreenshots 
Use unsage code to swap two integers
  


public class TestUnsafeApp
{
    unsafe public static void Swap(int* pi, int* pj)
    {
        int tmp = *pi;
        *pi = *pj;
        *pj = tmp;
    }
   
    public static void Main(string[] args)
    {
        int i = 3;
        int j = 4;
        Console.WriteLine("BEFORE: i = {0}, j = {1}", i, j);
   
        unsafe Swap(&i, &j)}
   
        Console.WriteLine("AFTER:  i = {0}, j = {1}", i, j);
    }
}

   
  
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