代码笔记 | 洗牌算法

 
/// <summary>
/// 洗牌算法
/// </summary>
private void test()
{
    int[] iCards = new int[54];
    for (int i = 0; i < iCards.Length; i++)
    {
        iCards[i] = i + 1;
    }
    //
    Random rand = new Random();
    int iTarget = 0, iCardTemp = 0;
    for (int i = 0; i < iCards.Length; i++)
    {
        iTarget = rand.Next(0, iCards.Length);
        iCardTemp = iCards[i];
        iCards[i] = iCards[iTarget];
        iCards[iTarget] = iCardTemp;
    }
  
    for (int i = 0; i < iCards.Length; i++)
    {
        Response.Write("第" + (i + 1) + "张牌是：" + iCards[i] + "<br/>");
    }
}