C#：自定义函数

将数组转成字符串

/// <summary>
/// 将数组转成字符串
/// </summary>
/// <param name="glue">分隔符</param>
/// <param name="pieces">要字符串数组</param>
private string Implode(char glue,string[] pieces)
{
    string result = string.Empty;
    int count = pieces.Length;
    for (int i = ; i < count;i++ )
    {
        if(i==){
            result = pieces[i];
        }else{
            result = result + glue.ToString() + pieces[i];
        }
    }
    return result;
}

DateTime时间格式转换为Unix时间戳格式

/// <summary>
/// DateTime时间格式转换为Unix时间戳格式
/// </summary>
/// <param name=”time”></param>
/// <returns></returns>
private int ConvertDateTimeInt(System.DateTime time)
{
    System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(, , ));
    return (int)(time - startTime).TotalSeconds;
}

生成某个范围内的随机数

/// <summary>
/// 获得某个范围内的随机数
/// </summary>
/// <param name="start">随机数的下界</param>
/// <param name="end">随机数的上界</param>
/// <returns>[minValue, maxValue)范围内的随机整数</returns>
private int GetRandomInt(int minValue, int maxValue)
{
    Random r = new Random(Chaos_GetRandomSeed());
    return r.Next(minValue, maxValue);
}

/// <summary>
/// 加密随机数生成器，生成随机种子
/// </summary>
/// <returns></returns>
private static int Chaos_GetRandomSeed()
{
    byte[] bytes = new byte[];
    System.Security.Cryptography.RNGCryptoServiceProvider rng = new System.Security.Cryptography.RNGCryptoServiceProvider();
    rng.GetBytes(bytes);
    return BitConverter.ToInt32(bytes, );
}