/// <summary>
/// Resizes the array to fit the new items and then adds to the new items.
/// This edits the array in place. However, it also returns the array to provide one-line assignment capabilities.
/// </summary>
/// <typeparam name="T">The type the array holds.</typeparam>
/// <param name="array">Extension method parameter for all arrays.</param>
/// <param name="item1">An item to add.</param>
/// <param name="items">The items to add.</param>
/// <returns>The same array.</returns>
public static T[] Add <T>(ref T[] array, T item1, params T[] items)
{
var position = array.Length;
Array.Resize(ref array, position + 1 + (items?.Length ?? 0));
array.AddAt(position, item1);
return(array.AddAt(position + 1, items));
}
/// <summary>
/// Resizes the array to fit the new items and then adds to the new items.
/// This edits the array in place. However, it also returns the array to provide one-line assignment capabilities.
/// </summary>
/// <typeparam name="T">The type the array holds.</typeparam>
/// <param name="array">Extension method parameter for all arrays.</param>
/// <param name="item1">An item to add.</param>
/// <param name="item2">An item to add.</param>
/// <param name="item3">An item to add.</param>
/// <param name="item4">An item to add.</param>
/// <param name="item5">An item to add.></param>
/// <param name="items">The items to add.</param>
/// <returns>The same array.</returns>
public static T[] Add <T>(ref T[] array, T item1, T item2, T item3, T item4, T item5, params T[] items)
{
var position = array.Length;
Array.Resize <T>(ref array, position + 5 + (items?.Length ?? 0));
array.AddAt(position, item1, item2, item3, item4, item5);
return(array.AddAt(position + 5, items));
}