Question

How to join all items that are present in two arrays using Linq in C#

Answer 1

using System;
using System.Linq;
 
class Program
{
    static void Main() {
        string[] array1 = { "c#", "java", "c", "python", "php" };
        string[] array2 = { "go", "rust", "c#", "c++", "c" };

        var result = from item1 in array1
                     join item2 in array2
                     on item1 equals item2
                     select item1;
        
        Console.WriteLine(string.Join(", ", result));
    }
}
   
   
   
/*
run:
      
c#, c
    
*/

 

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