// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002213/char-issurrogatepair

​

// @nuget: Z.ExtensionMethods

​

using System;

using System.Collections.Generic;

​

public class Program

{

    public static void Main()

    {

        Char highSurrogate =  '\uD800';

        Char lowSurrogate = '\uDC00';

​

        // C# Extension Method: Char - IsSurrogatePair

        var result = highSurrogate.IsSurrogatePair(lowSurrogate);

        Console.WriteLine(result);

    }

}