array utilities

ArrayUtil.cs

using UnityEngine;

public static class ArrayUtil {

	public static int[] GetSequenceArray(int length)
	{
		int[] result = new int[length];
		for (int i = 0; i < length; i++)
		{
			result[i] = i;
		}
		return result;
	}

	public static void ShuffleArray<T>(T[] array)
	{
		if (array == null || array.Length < 2)
		{
			return; //do nothing
		}
		T temp;
		for (int i = 0; i < array.Length; i++)
		{
			temp = array[i];
			int rndId = Random.Range(0, array.Length);
			array[i] = array[rndId];
			array[rndId] = temp;
		}
	}
}