C# Online Compiler | .NET Fiddle

<no name> by Anonymous

using System;
using System.Collections.Generic;
					
public class Program
{
	public static void Main()
	{
		Console.WriteLine(string.Join(" ", new List<string>(){"", ""}).Length);
	}
}

 
using System;
using System.Collections.Generic;
                    
public class Program
{
    public static void Main()
    {
        Console.WriteLine(string.Join(" ", new List<string>(){"", ""}).Length);
    }
}

1 - Customers Before

CustomerID	Code	FirstName	LastName
1	Code_0	FirstName_0	LastName_0
2	Code_1	FirstName_1	LastName_1
3	Code_2	FirstName_2	LastName_2

2 - Customers After

CustomerID	Code	FirstName	LastName
1	Code_0	Updated_FirstName_0	Updated_LastName_0
2	Code_1	Updated_FirstName_1	Updated_LastName_1
4	New_Code_0	New_FirstName_0	New_LastName_0
5	New_Code_1	New_FirstName_1	New_LastName_1

Cached Result
Last Run:	12:48:20 pm
Compile:	0.154s
Execute:	1.77s
Memory:	82.18Mb
CPU:	1.924s

1 - Customers Before

2 - Customers After

View IL Code