这个类主要扩展的random的使用,对一个经常需要使用的随机数生成进行了封装,可以产生指定范围内的随机数,可以随机生成字符串等
//------------------------------------------------------------ // All Rights Reserved , Copyright (C) 2010 , Jirisoft , Ltd. //------------------------------------------------------------ using System; namespace DotNet.Utilities { /// <summary> /// BaseRandom /// 产生随机数 /// /// 随机数管理,最大值、最小值可以自己进行设定。 /// </summary> public class BaseRandom { public static int Minimum = 100000; public static int Maximal = 999999; public static int RandomLength = 6; private static string RandomString = "0123456789ABCDEFGHIJKMLNOPQRSTUVWXYZ"; private static Random Random = new Random(DateTime.Now.Second); #region public static string GetRandomString() 产生随机字符 /// <summary> /// 产生随机字符 /// </summary> /// <returns>字符串</returns> public static string GetRandomString() { string returnValue = string.Empty; for (int i = 0; i < RandomLength; i++) { int r = Random.Next(0, RandomString.Length - 1); returnValue += RandomString[r]; } return returnValue; } #endregion #region public static int GetRandom() /// <summary> /// 产生随机数 /// </summary> /// <returns>随机数</returns> public static int GetRandom() { return Random.Next(Minimum, Maximal); } #endregion #region public static int GetRandom(int minimum, int maximal) /// <summary> /// 产生随机数 /// </summary> /// <param name="minimum">最小值</param> /// <param name="maximal">最大值</param> /// <returns>随机数</returns> public static int GetRandom(int minimum, int maximal) { return Random.Next(minimum, maximal); } #endregion } }