Write and read string with StringReader and StringWriter in CSharp

  // www .ja v  a  2s.com
 
using System; 
using System.IO; 
   
class MainClass {   
  public static void Main() {   
    StringWriter strwtr = new StringWriter(); 
 
    for(int i=0; i < 10; i++) 
       strwtr.WriteLine("This is i: " + i); 
 
    StringReader strrdr = new StringReader(strwtr.ToString()); 
 
    string str = strrdr.ReadLine(); 
    while(str != null) { 
      str = strrdr.ReadLine(); 
      Console.WriteLine(str); 
    }  
  
  }  
}