416 lines
13 KiB
C#
416 lines
13 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Text;
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using System.Text.RegularExpressions; //引用正则表达式
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namespace ARW.Common
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{
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/// <summary>
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/// 常用公共类
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/// </summary>
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public class Common
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{
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public static object _lock = new object();
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public static int count = 1;
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#region Stopwatch计时器
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/// <summary>
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/// 计时器开始
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/// </summary>
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/// <returns></returns>
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public static Stopwatch TimerStart()
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{
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Stopwatch watch = new Stopwatch();
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watch.Reset();
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watch.Start();
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return watch;
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}
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/// <summary>
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/// 计时器结束
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/// </summary>
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/// <param name="watch"></param>
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/// <returns></returns>
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public static string TimerEnd(Stopwatch watch)
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{
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watch.Stop();
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double costtime = watch.ElapsedMilliseconds;
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return costtime.ToString();
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}
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#endregion
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#region 删除数组中的重复项
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/// <summary>
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/// 删除数组中的重复项
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/// </summary>
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/// <param name="values"></param>
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/// <returns></returns>
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public static string[] RemoveDup(string[] values)
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{
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List<string> list = new List<string>();
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for (int i = 0; i < values.Length; i++)//遍历数组成员
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{
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if (!list.Contains(values[i]))
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{
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list.Add(values[i]);
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};
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}
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return list.ToArray();
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}
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#endregion
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#region 自动生成编号
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/// <summary>
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/// 表示全局唯一标识符 (GUID)。
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/// </summary>
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/// <returns></returns>
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public static string GuId()
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{
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return Guid.NewGuid().ToString();
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}
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/// <summary>
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/// 自动生成编号 201008251145409865
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/// </summary>
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/// <returns></returns>
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public static string CreateNo()
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{
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Random random = new Random();
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string strRandom = random.Next(1000, 10000).ToString(); //生成编号
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string code = DateTime.Now.ToString("yyyyMMddHHmmss") + strRandom;//形如
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return code;
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}
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/// <summary>
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/// 生成不重复的订单，净水器
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/// </summary>
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/// <returns></returns>
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public static string CreateNo2()
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{
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lock (_lock)
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{
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if (count >= 10000)
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{
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count = 1;
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}
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var number = DateTime.Now.ToString("yyMMddHHmmssfff") + count.ToString("0000");
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count++;
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return number;
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}
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}
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/// <summary>
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/// 生成不重复的订单，送芯
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/// </summary>
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/// <returns></returns>
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public static string CreateNo3()
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{
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lock (_lock)
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{
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if (count >= 10000)
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{
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count = 1;
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}
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var number = "C" + DateTime.Now.ToString("yyMMddHHmmssfff") + count.ToString("0000");
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count++;
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return number;
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}
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}
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/// <summary>
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/// 退款订单号生成
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/// </summary>
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/// <returns></returns>
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public static string CreateNo_Recharge()
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{
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lock (_lock)
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{
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if (count >= 10000)
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{
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count = 1;
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}
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var number = "R" + DateTime.Now.ToString("yyMMddHHmmssfff") + count.ToString("0000");
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count++;
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return number;
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}
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}
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/// <summary>
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/// 生成订单号
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/// </summary>
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/// <returns></returns>
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public static string CreateNoQuery()
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{
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lock (_lock)
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{
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if (count >= 10000)
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{
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count = 1;
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}
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var number = "Q" + DateTime.Now.ToString("yyMMddHHmmssfff") + count.ToString("0000");
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count++;
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return number;
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}
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}
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#endregion
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#region 生成0-9随机数
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/// <summary>
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/// 生成0-9随机数
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/// </summary>
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/// <param name="codeNum">生成长度</param>
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/// <returns></returns>
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public static string RndNum(int codeNum)
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{
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StringBuilder sb = new StringBuilder(codeNum);
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Random rand = new Random();
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for (int i = 1; i < codeNum + 1; i++)
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{
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int t = rand.Next(9);
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sb.AppendFormat("{0}", t);
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}
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return sb.ToString();
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}
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#endregion
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#region 生成随机数
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/// <summary>
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/// 生成随机数
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/// </summary>
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/// <param name="length">数据长度</param>
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/// <param name="CreateType">生成类型,0：纯数字,1:纯字母, 2:数据字+字母</param>
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/// <returns></returns>
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public static string GetRandomNo(int length, int CreateType)
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{
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char[] charlist = new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'h', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z' };
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string result = "";
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Random rd = new Random();
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switch (CreateType)
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{
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case 0: //纯数字
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for (int i = 0; i < length; i++)
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{
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result = result + charlist[rd.Next(0, 10)];
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}
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break;
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case 1://纯字母
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for (int i = 0; i < length; i++)
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{
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result = result + charlist[rd.Next(10, 36)];
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}
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break;
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case 2://数据字+字母
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for (int i = 0; i < length; i++)
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{
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result = result + charlist[rd.Next(0, 36)];
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}
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break;
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}
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return result;
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}
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#endregion
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#region 删除最后一个字符之后的字符
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/// <summary>
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/// 删除最后结尾的一个逗号
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/// </summary>
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public static string DelLastComma(string str)
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{
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return str.Substring(0, str.LastIndexOf(","));
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}
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/// <summary>
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/// 删除最后结尾的指定字符后的字符
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/// </summary>
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public static string DelLastChar(string str, string strchar)
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{
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return str.Substring(0, str.LastIndexOf(strchar));
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}
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/// <summary>
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/// 删除最后结尾的长度
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/// </summary>
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/// <param name="str"></param>
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/// <param name="Length"></param>
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/// <returns></returns>
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public static string DelLastLength(string str, int Length)
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{
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if (string.IsNullOrEmpty(str))
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return "";
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str = str.Substring(0, str.Length - Length);
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return str;
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}
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#endregion
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#region 小写转大写
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/// <summary>
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/// 转换人民币大小金额
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/// </summary>
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/// <param name="num">金额</param>
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/// <returns>返回大写形式</returns>
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public static string CmycurD(decimal num)
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{
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string str1 = "零壹贰叁肆伍陆柒捌玖"; //0-9所对应的汉字
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string str2 = "万仟佰拾亿仟佰拾万仟佰拾元角分"; //数字位所对应的汉字
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string str3 = ""; //从原num值中取出的值
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string str4 = ""; //数字的字符串形式
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string str5 = ""; //人民币大写金额形式
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int i; //循环变量
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int j; //num的值乘以100的字符串长度
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string ch1 = ""; //数字的汉语读法
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string ch2 = ""; //数字位的汉字读法
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int nzero = 0; //用来计算连续的零值是几个
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int temp; //从原num值中取出的值
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num = Math.Round(Math.Abs(num), 2); //将num取绝对值并四舍五入取2位小数
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str4 = ((long)(num * 100)).ToString(); //将num乘100并转换成字符串形式
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j = str4.Length; //找出最高位
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if (j > 15) { return "溢出"; }
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str2 = str2.Substring(15 - j); //取出对应位数的str2的值。如：200.55,j为5所以str2=佰拾元角分
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//循环取出每一位需要转换的值
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for (i = 0; i < j; i++)
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{
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str3 = str4.Substring(i, 1); //取出需转换的某一位的值
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temp = Convert.ToInt32(str3); //转换为数字
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if (i != (j - 3) && i != (j - 7) && i != (j - 11) && i != (j - 15))
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{
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//当所取位数不为元、万、亿、万亿上的数字时
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if (str3 == "0")
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{
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ch1 = "";
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ch2 = "";
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nzero = nzero + 1;
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}
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else
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{
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if (str3 != "0" && nzero != 0)
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{
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ch1 = "零" + str1.Substring(temp * 1, 1);
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ch2 = str2.Substring(i, 1);
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nzero = 0;
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}
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else
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{
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ch1 = str1.Substring(temp * 1, 1);
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ch2 = str2.Substring(i, 1);
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nzero = 0;
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}
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}
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}
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else
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{
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//该位是万亿，亿，万，元位等关键位
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if (str3 != "0" && nzero != 0)
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{
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ch1 = "零" + str1.Substring(temp * 1, 1);
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ch2 = str2.Substring(i, 1);
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nzero = 0;
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}
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else
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{
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if (str3 != "0" && nzero == 0)
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{
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ch1 = str1.Substring(temp * 1, 1);
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ch2 = str2.Substring(i, 1);
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nzero = 0;
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}
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else
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{
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if (str3 == "0" && nzero >= 3)
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{
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ch1 = "";
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ch2 = "";
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nzero = nzero + 1;
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}
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else
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{
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if (j >= 11)
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{
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ch1 = "";
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nzero = nzero + 1;
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}
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else
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{
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ch1 = "";
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ch2 = str2.Substring(i, 1);
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nzero = nzero + 1;
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}
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}
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}
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}
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}
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if (i == (j - 11) || i == (j - 3))
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{
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//如果该位是亿位或元位，则必须写上
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ch2 = str2.Substring(i, 1);
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}
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str5 = str5 + ch1 + ch2;
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if (i == j - 1 && str3 == "0")
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{
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//最后一位（分）为0时，加上“整”
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str5 = str5 + '整';
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}
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}
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if (num == 0)
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{
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str5 = "零元整";
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}
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return str5;
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}
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#endregion
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#region 获取html所有Img标签src地址
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public static string[] GetHtmlImageUrlList(string sHtmlText)
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{
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// 定义正则表达式用来匹配 img 标签
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Regex regImg = new Regex(@"<img\b[^<>]*?\bsrc[\s\t\r\n]*=[\s\t\r\n]*[""']?[\s\t\r\n]*(?<imgUrl>[^\s\t\r\n""'<>]*)[^<>]*?/?[\s\t\r\n]*>", RegexOptions.IgnoreCase);
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// 搜索匹配的字符串
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MatchCollection matches = regImg.Matches(sHtmlText);
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int i = 0;
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string[] sUrlList = new string[matches.Count];
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// 取得匹配项列表
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foreach (Match match in matches)
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sUrlList[i++] = match.Groups["imgUrl"].Value;
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return sUrlList;
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}
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#endregion
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#region 删除html标签
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public static string ReplaceHtmlTag(string html, int length = 0)
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{
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string strText = System.Text.RegularExpressions.Regex.Replace(html, "<[^>]+>", "");
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strText = System.Text.RegularExpressions.Regex.Replace(strText, "&[^;]+;", "");
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if (length > 0 && strText.Length > length)
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return strText.Substring(0, length);
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return strText;
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}
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#endregion
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}
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}
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