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C# - Stack.CopyTo() Method with Example

Learn, how to copy stack elements to array in C#
Submitted by IncludeHelp, on November 23, 2017 [Last updated : March 27, 2023]

C# Stack.CopyTo() Method

This is a method of 'Stack' class, it copies stack elements to array.

Syntax

void Stack.CopyTo(Array arr, int index);

Parameter(s)

• arr : array in which we copy stack elements.
• item : starting at the specified array index.

Return Value

This method does not return any value.

C# program to copy stack elements to an array

using System;
using System.Collections;

namespace ConsoleApplication1 {
  class Program {
    static void Main() {
      int[] arr = new int[5];
      Stack S = new Stack(5);

      S.Push(10);
      S.Push(20);
      S.Push(30);
      S.Push(40);

      S.CopyTo(arr, 1);

      Console.WriteLine("Items are:");
      for (int i = 0; i < arr.Length; i++) {
        Console.WriteLine("\tItem[" + (i + 1) + "]: " + arr[i]);
      }
    }
  }
}

Output

Items are:
        Item[1]:  0
        Item[2]: 40
        Item[3]: 30
        Item[4]: 20
        Item[5]: 10

Note: In above program, to use 'Stack' class, we need to include System.Collection namespace.

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