Question

How to use cast in C#

Answer 1

using System;

class Program
{
    static void Main() {
        var arr = new byte[10];

        for (int i = 0; i < arr.Length; i++) {
            arr[i] = (byte)(i * 2); // Cast int to byte
        }
        for (int i = 0; i < arr.Length; i++) {
            Console.WriteLine(arr[i]);
        }
    }
}



/*
run:

0
2
4
6
8
10
12
14
16
18

*/

 

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Answer 2

using System;

class Program
{
    static void Main() {
        double d = 457.391;

        int n = (int)d; // Cast double to int
        
        System.Console.WriteLine(n);
    }
}



/*
run:

457

*/

 

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