using System;
public class Program
{
public static void Main()
String test = "Hello World";
Console.WriteLine(test.Left5566(5));
}
// http://extensionmethod.net/2022/csharp/string/string-extensions
public static class Helper
public static string Left5566(this string value, int length)
return value != null && value.Length > length ? value.Substring(0, length) : value;