C# 강의 - 참고 - LINQ 관련 C#과 코틀린Kotlin의 초간단 코드 비교

12/28/2021
2 minutes to read

코드: SeeSharp.cs

https://github.com/VisualAcademy/KotlinNote/tree/master/KotlinNote/99_Etc/SeeSharp

using System;
using System.Linq;

class SeeSharp
{
    static void Main()
    {
        Console.WriteLine("Hello C#");

        var numbers = Enumerable.Range(1, 5);

        foreach (var num in numbers)
        {
            Console.WriteLine(num);
        }

        var nums = numbers
            .Where(n => n % 2 == 0)
            .Select(it => it * it);

        foreach (var num in nums)
        {
            Console.WriteLine(num); // 4, 16
        }
    }
}

코드: Kotlin.kt

fun main(args: Array<String>) {
    println("Hello Kotlin")

    var numbers = listOf(1, 2, 3, 4, 5)

    for (num: Int in numbers) {
        println(num)
    }

    var nums = numbers
        .filter{ it -> it % 2 == 0 }
        .map{ it -> it * it }

    for (num: Int in nums) {
        println(num) // 4, 16
    }
}