LINQ Sample. All method.

gistfile1.cs

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace LINQsample01
{
    class Sample
    {
        public void Do()
        {
            var nums = Enumerable.Range(1, 100);
            if (nums.All(num => num != 0))
            {
                Debug.WriteLine("No Contain Zero");
            }
            else
            {
                Debug.WriteLine("Contain Zero");
            }
        }
    }
}