// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002073/string-getbetween

​

// @nuget: Z.ExtensionMethods

​

using System;

​

public class Program

{

    public static void Main()

    {

        string str = "EntityFrameworkCore";

​

        // C# Extension Method: String - GetBetween

        string getBetweenStr = str.GetBetween("Entity", "Core");

        Console.WriteLine(getBetweenStr);

    }

}

​