Subset from IList - CSharp System.Collections.Generic

CSharp examples for System.Collections.Generic:IList

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Description

Subset from IList

Demo Code


using System.Linq;
using System.Collections.Generic;

public class Main{
        public static IList<T> Subset<T>(this IList<T> obj, int offset, int count)
        {//from ww  w .j a  v a 2 s  .  c  om
            //Guard against bad input
            offset.NotLessThan(0);
            count.NotLessThan(0);
            (obj.Count - (offset + count)).NotNegative();

            var resultantList = new List<T>();

            for (var i = offset; i < offset + count; i++)
            {
                resultantList.Add(obj[i]);
            }

            return resultantList;
        }
        public static IEnumerable<T> Subset<T>(this IEnumerable<T> obj, int offset, int count)
        {
            return Subset(obj.ToList(), offset, count);
        }
}

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