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How to use C# string CopyTo



CSharp string CopyTo method Copies a specified number of characters from a specified position in this instance to a specified position in an array of characters.

void string.CopyTo(int sourceIndex,char[] destination,
int destinationindex,int count)

Parameters:

  • int sourceIndex: The starting position of the source String.
  • char[] destination: The character Array.
  • int destinationindex: Array element in the destination.
  • int count : The number of characters to destination.
using System;
using System.Windows.Forms;

namespace WindowsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            string str1 = "CopyTo() sample";
            char[] chrs = new char[6];
            str1.CopyTo(0, chrs, 0, 6);
            MessageBox.Show(chrs[0].ToString() + chrs[1].ToString() + chrs[2].ToString()+ chrs[3].ToString()  + chrs[4].ToString() + chrs[5].ToString()); 
        }
    }
}

When you run this C# Source code, you will get CopyTo in MessageBox.


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