Question

How to use Array.TrueForAll() to check if every element in int array for some condition with C#

Answer 1

using System;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] arr = { 13, 15, 33, 51, 99 };

            bool b = Array.TrueForAll(arr, x => x % 2 == 1);

            Console.WriteLine(b);
        }
    }
}


/*
run:

True

*/

 

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Answer 2

using System;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] arr = { 13, 15, 33, 51, 99, 200 };

            bool b = Array.TrueForAll(arr, x => x % 2 == 1);

            Console.WriteLine(b);
        }
    }
}


/*
run:

False

*/

 

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