FirstOrDefault with a Not Found Element : FirstOrDefault « LINQ « C# / CSharp Tutorial

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C# / CSharp Tutorial » LINQ » FirstOrDefault 
22.44.3.FirstOrDefault with a Not Found Element
using System;
using System.Linq;
using System.Collections;
using System.Collections.Generic;

public class MainClass {
    public static void Main() {
        string[] presidents = {"G""H""a""H""over""Jack"};
        string name = presidents.Take(0).FirstOrDefault();
        Console.WriteLine(name == null "NULL" : name);
    }
}
22.44.FirstOrDefault
22.44.1.Using FirstOrDefault
22.44.2.FirstOrDefault: get the first or the default
22.44.3.FirstOrDefault with a Not Found Element
22.44.4.FirstOrDefault returns null when an Element Is Found
22.44.5.FirstOrDefault with string operator
22.44.6.FirstOrDefault with Condition
22.44.7.Get a customer in Africa with FirstOrDefault
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