ArrayExtensions.cs

//--------------------------------------------------//
// Created by basicx-StrgV                          //
// https://github.com/basicx-StrgV/                 //
//--------------------------------------------------//
using System;
 
namespace WGetNET.Extensions
{
    internal static class ArrayExtensions
    {
        public static T[] Add<T>(this T[] array, T value)
        {
            if (value is null)
            {
                return array;
            }
 
            Array.Resize(ref array, array.Length + 1);
 
            //Add the new line to the new enty in the main array.
#if NETCOREAPP3_1_OR_GREATER
            array[^1] = value;
#elif NETSTANDARD2_0
            array[array.Length - 1] = value;
#endif
 
            return array;
        }
 
        public static T[] RemoveRange<T>(this T[] array, int index, int count)
        {
            if (array.Length - 1 < index)
            {
                return array;
            }
 
            //Only copy the needed range of the input array to the new array.
            T[] newArray = new T[array.Length - count];
            for (int i = 0; i < array.Length; i++)
            {
                if (i < index)
                {
                    newArray[i] = array[i];
                }
                else if (i + count < array.Length)
                {
                    newArray[i] = array[i + count];
                }
            }
 
            return newArray;
        }
 
        public static int GetEntryContains(this string[] array, string value)
        {
            int index = -1;
 
            for (int i = 0; i < array.Length; i++)
            {
                if (array[i].Contains(value))
                {
                    index = i;
                    break;
                }
            }
 
            return index;
        }
 
        public static string[] RemoveEmptyEntries(this string[] array)
        {
            string[] newArray = Array.Empty<string>();
 
            for (int i = 0; i < array.Length; i++)
            {
                if (!string.IsNullOrWhiteSpace(array[i]))
                {
                    newArray = newArray.Add(array[i]);
                }
            }
 
            return newArray;
        }
    }
}