// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002634/array-find

​

// @nuget: Z.ExtensionMethods

​

using System;

using System.Drawing;

public class Program

{

    public static void Main()

    {

        Point[] points = { new Point(100, 200),

        new Point(150, 250), new Point(250, 375),

        new Point(275, 395), new Point(295, 450),

        new Point(405, 425), new Point(375, 850) };

​

        // C# Extension Method: Array - Find

        Point first = points.Find(ProductGT10);

​

        Console.WriteLine("Found: X = {0}, Y = {1}", first.X, first.Y);

    }

​

    // Return true if X times Y is greater than 100000.

    private static bool ProductGT10(Point p)

    {

        return p.X * p.Y > 100000;

    }

}