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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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namespace JSMachine.WMS.Common.Helper
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{
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public static class MathExtensions
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{
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/// <summary>
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/// 四舍五入（适用decimal类型）
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/// </summary>
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/// <param name="d">要舍入的小数</param>
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/// <param name="decimals">保留的小数位（负数则不处理）</param>
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/// <returns></returns>
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public static decimal Round(decimal? d, int decimals = 2)
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{
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if (!d.HasValue)
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return 0;
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return decimals < 0 ? d.Value : Math.Round(d.Value, decimals, MidpointRounding.AwayFromZero);
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}
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/// <summary>
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/// 数学函数扩展-幂运算xⁿ
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/// </summary>
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/// <param name="x">底数</param>
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/// <param name="n">指数</param>
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/// <param name="decimals">保留的小数位（负数则不处理）</param>
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/// <returns></returns>
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public static decimal Pow(decimal x, decimal n, int decimals = -1)
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{
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decimal result = (decimal)Math.Pow((double)x, (double)n);
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return Round(result, decimals);
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}
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/// <summary>
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/// 数学函数扩展-安全除
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/// </summary>
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/// <param name="first">被除数</param>
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/// <param name="second">除数</param>
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/// <param name="decimals">保留的小数位（负数则不处理）</param>
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/// <returns></returns>
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public static decimal Division(decimal first, decimal second, int decimals = -1)
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{
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decimal result = second == 0 ? 0 : (first / second);
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return Round(result, decimals);
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}
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/// <summary>
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/// 数学函数扩展-安全除
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/// </summary>
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/// <param name="first">被除数</param>
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/// <param name="second">除数</param>
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/// <returns></returns>
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public static int Division(int first, int second)
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{
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int result = second == 0 ? 0 : (first / second);
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return result;
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}
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/// <summary>
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/// 数学函数扩展-安全取余 DY20210312
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/// </summary>
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/// <param name="first">被除数</param>
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/// <param name="second">除数</param>
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/// <returns></returns>
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public static int Remainder(int first, int second)
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{
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int result = second == 0 ? 0 : (first % second);
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return result;
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}
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/// <summary>
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/// 向下取整
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/// </summary>
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/// <param name="first">被除数</param>
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/// <param name="second">除数</param>
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/// <returns></returns>
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public static int Floor(int first, int second)
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{
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decimal result = second == 0 ? 0 : (first / second);
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return (int)Math.Floor(result);
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}
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/// <summary>
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/// 向下取整
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/// </summary>
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/// <param name="first">被除数</param>
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/// <param name="second">数据</param>
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/// <returns></returns>
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public static int Floor(decimal first, decimal second)
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{
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decimal result = second == 0 ? 0 : (Convert.ToDecimal(first) / Convert.ToDecimal(second));
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//判断是否整除
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if (!StringCheck(result.ToString()))
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{
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return (int)Math.Floor(result) - 1;
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}
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return (int)result;
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}
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/// <summary>
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/// 安全除（计算结果为正负无穷大时，返回0）
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/// </summary>
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/// <param name="first">被除数</param>
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/// <param name="second">除数</param>
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/// <param name="decimals">保留的小数位（负数则不处理）</param>
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/// <returns></returns>
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public static double Division(double first, double second, int decimals = -1)
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{
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// double类型不能直接判断0，会有精度丢失
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// 而当除数=0时，计算结果=正负无穷大，并不会报错
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if (second == 0)
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{
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return 0;
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}
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else
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{
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double result = first / second;
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result = double.IsInfinity(result) ? 0 : result;
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return decimals < 0 ? result : Math.Round(result, decimals);
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}
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}
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/// <summary>
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/// 两个数据是否相等
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/// </summary>
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/// <param name="first"></param>
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/// <param name="second"></param>
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/// <param name="decimals">保留位数</param>
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/// <param name="threshold">阀值</param>
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/// <returns></returns>
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public static bool IsEqual(decimal first, decimal second, int decimals = 2, decimal threshold = 0.001m)
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{
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return Math.Abs(Math.Round(first, decimals) - Math.Round(second, decimals)) <= threshold;
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}
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/// <summary>
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/// 向上取整
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/// </summary>
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/// <param name="first">被除数</param>
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/// <param name="second">除数</param>
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/// <returns></returns>
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public static int Up(int first, int second)
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{
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decimal result = second == 0 ? 0 : (Convert.ToDecimal(first) / Convert.ToDecimal(second));
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//判断是否整除
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if (result.ToString().Contains("."))
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return (int)Math.Floor(result) + 1;
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return (int)result;
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}
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/// <summary>
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/// 向上取整
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/// </summary>
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/// <param name="first">被除数</param>
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/// <param name="second">除数</param>
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/// <returns></returns>
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public static int Up(double first, int second)
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{
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decimal result = second == 0 ? 0 : (Convert.ToDecimal(first) / Convert.ToDecimal(second));
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//判断是否整除
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if (result.ToString().Contains("."))
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return (int)Math.Floor(result) + 1;
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return (int)result;
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}
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/// <summary>
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/// 向上取整
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/// </summary>
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/// <param name="first">被除数</param>
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/// <param name="second">数据</param>
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/// <returns></returns>
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public static int Up(decimal first, decimal second)
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{
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decimal result = second == 0 ? 0 : (Convert.ToDecimal(first) / Convert.ToDecimal(second));
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//判断是否整除
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if (!StringCheck(result.ToString()))
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{
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return (int)Math.Floor(result) + 1;
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}
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return (int)result;
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}
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/// <summary>
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///判断最终结果，.Contains(".")作为判断依据是不对的，15.0000就会变成16，是错的
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/// </summary>
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/// <param name="result"></param>
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/// <returns></returns>
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public static bool StringCheck(string result)
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{
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string[] sArray = result.Split(".");
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if (sArray.Length >= 2)
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{
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Regex r;
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string pattern;
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pattern = @"1|2|3|4|5|6|7|8|9";
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r = new Regex(pattern);
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if (r.IsMatch(sArray[1]))
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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else
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{
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return true;
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}
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}
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}
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}
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@@ -0,0 +1,39 @@
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using System.IO;
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namespace JSMachine.WMS.Common.Helper
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{
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/// <summary>
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/// 日志文件帮助类
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/// </summary>
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public static class OperateLogs
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{
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/// <summary>
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/// 删除日志目录中超过配置保留期限的 .log 文件；NlogRecords 文件不会被删除。
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/// </summary>
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public static void DelLogs()
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{
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var delLogDelay = Global.AppSettings.DelLogDate;
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//获取文件夹下所有的文件
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var strFolderPath = AppDomain.CurrentDomain.BaseDirectory + "Logs\\";
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var dyInfo = new DirectoryInfo(strFolderPath);
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if (dyInfo.Exists)
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{
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//获取文件夹下所有的文件
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foreach (FileInfo feInfo in dyInfo.GetFiles())
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{
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var fileName = feInfo.Name.Split('.')[0];
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//判断文件日期是否小于，是则删除
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if (fileName != "NlogRecords" && Convert.ToDateTime(fileName) < DateTime.Now.AddDays(-delLogDelay))
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{
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if (feInfo.Extension == ".log")
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{
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feInfo.Delete();
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}
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}
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}
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}
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}
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}
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}
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@@ -0,0 +1,389 @@
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using System.Text.RegularExpressions;
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namespace JSMachine.WMS.Common.Helper
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{
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public static class ValidatorHelper
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{
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//private static Regex RegNumber = new Regex("^[0-9]+$");//正整数
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//private static Regex RegNumberSign = new Regex("^[+-]?[0-9]+$");//正负整数
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//private static Regex RegDecimal = new Regex("^[0-9]+[.]?[0-9]+$");//小数
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//private static Regex RegDecimalSign = new Regex("^[+-]?[0-9]+[.]?[0-9]+$"); //等价于^[+-]?\d+[.]?\d+$
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//private static Regex RegEmail = new Regex("^[\\w-]+@[\\w-]+\\.(com|net|org|edu|mil|tv|biz|info)$");//w 英文字母或数字的字符串，和 [a-zA-Z0-9] 语法一样
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//private static Regex RegChinese = new Regex("[\u4e00-\u9fa5]");//中文
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//private static Regex RegUrl = new Regex("^http://([w-]+.)+[w-]+(/[w-./ %&=]*)$");//带http://的网址
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//private static Regex RegTel = new Regex("^(\d{3}-\d{8})$|^(\d{4}-\d{7})$|^(\d{11})$");//国内电话号码 ，正确格式为：“XXXX-XXXXXXX”，“XXXX-XXXXXXXX”，“XXX-XXXXXXX”， “XXXXXXXXXXX”。
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//private static Regex RegQQ = new Regex("^[1-9]*[1-9][0-9]*$");//匹配腾讯QQ号
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//private static Regex RegIDCard = new Regex(@"(^[1-9]\d{5}[1-9]\d{3}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])((\d{4})|\d{3}[A-Z])$)|(^[1-9]\d{7}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])\d{3}$)");//匹配国内身份证号〕
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//private static Regex RegUserName = new Regex(@"^[a-zA-Z]\w{5,15}$");//匹配由字母开头，数字、26个英文字母或者下划线组成6-16位的字符串
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//private static Regex RegEnglish = new Regex("^[A-Za-z]+$");//由26个英文字母组成的字符串
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//private static Regex RegTrim = new Regex(@"(^\s*)|(\s*$)");//首尾空格的行
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//private static Regex RegTrimRow = new Regex(@"\n[\s| ]*\r");//空行
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//private static Regex RegMobile = new Regex(@"^((\(\d{2,3}\))|(\d{3}\-))?1[3|5]\d{9}$");//国内手机
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#region 对入库字符进行编码和转换。
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/// <summary>
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/// 对入库字符进行编码和转换
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/// </summary>
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/// <param name="str"></param>
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/// <returns></returns>
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public static string EncodeStr(string str)
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{
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str = str.Replace("'", "’");
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str = str.Replace("\"", """);
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str = str.Replace("<", "<");
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str = str.Replace(">", ">");
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str = str.Replace("\n", "<br>");
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return str;
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}
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#endregion
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#region 对出库字符进入显示时的转换。
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/// <summary>
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/// 对出库字符进入显示时的转换
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/// </summary>
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/// <param name="str"></param>
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/// <returns></returns>
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public static string DecodeStr(string str)
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{
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str = str.Replace("’", "'");
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str = str.Replace(""", "\"");
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str = str.Replace("<", "<");
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str = str.Replace(">", ">");
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str = str.Replace("<br>", "\n");
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return str;
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}
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#endregion
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#region 数字字符串检查
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/// <summary>
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/// 是否数字字符串
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/// </summary>
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/// <param name="inputData">输入字符串</param>
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/// <returns></returns>
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public static bool IsNumber(string inputData)
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{
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Regex RegNumber = new Regex(@"^\+?[1-9][0-9]*$");//正整数
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Match m = RegNumber.Match(inputData);
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return m.Success;
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}
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/// <summary>
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/// 是否数字字符串 可带正负号
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/// </summary>
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/// <param name="inputData">输入字符串</param>
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/// <returns></returns>
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public static bool IsNumberSign(string inputData)
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{
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Regex RegNumberSign = new Regex("^[+-]?[0-9]+$");//正负整数
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Match m = RegNumberSign.Match(inputData);
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return m.Success;
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}
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/// <summary>
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/// 是否是浮点数
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/// </summary>
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/// <param name="inputData">输入字符串</param>
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/// <returns></returns>
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public static bool IsDecimal(string inputData)
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{
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Regex RegDecimal = new Regex("^[0-9]+[.]?[0-9]+$");//小数
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Match m = RegDecimal.Match(inputData);
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return m.Success;
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}
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/// <summary>
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/// 是否是浮点数 可带正负号
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/// </summary>
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/// <param name="inputData">输入字符串</param>
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/// <returns></returns>
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public static bool IsDecimalSign(string inputData)
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{
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Regex RegDecimalSign = new Regex("^[+-]?[0-9]+[.]?[0-9]+$"); //等价于^[+-]?\d+[.]?\d+$
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Match m = RegDecimalSign.Match(inputData);
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return m.Success;
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}
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/// <summary>
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/// 正小数
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/// </summary>
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/// <param name="inputData"></param>
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/// <returns></returns>
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public static bool IsReDecimal(string inputData)
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{
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Regex RegDecimal = new Regex("^[1-9]\\d*\\.\\d*|0\\.\\d*[1-9]\\d*$");//小数
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Match m = RegDecimal.Match(inputData);
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return m.Success;
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}
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#endregion
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#region 中文检测
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/// <summary>
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/// 检测是否有中文字符
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/// </summary>
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/// <param name="inputData"></param>
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/// <returns></returns>
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public static bool IsChinese(string inputData)
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{
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Regex RegChinese = new Regex("^[\u4e00-\u9fa5]+$");//中文
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Match m = RegChinese.Match(inputData);
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return m.Success;
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}
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#endregion
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#region 邮件地址
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/// <summary>
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/// 是否是邮件地址
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/// </summary>
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/// <param name="inputData">输入字符串</param>
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/// <returns></returns>
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public static bool IsEmail(string inputData)
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{
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Regex RegEmail = new Regex("^[\\w-]+@[\\w-]+\\.(com|net|org|edu|mil|tv|biz|info|cn)$");//w 英文字母或数字的字符串，和 [a-zA-Z0-9] 语法一样
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Match m = RegEmail.Match(inputData);
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return m.Success;
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}
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#endregion
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#region URL网址
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/// <summary>
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||||
/// 是否是带http://的网址
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||||
/// </summary>
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||||
/// <param name="inputData"></param>
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||||
/// <returns></returns>
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||||
public static bool IsUrl(string inputData)
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{
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Regex RegUrl = new Regex("^http://([w-]+.)+[w-]+(/[w-./ %&=]*)$");//带http://的网址
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||||
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Match m = RegUrl.Match(inputData);
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||||
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return m.Success;
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||||
}
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#endregion
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#region 固定电话
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/// <summary>
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||||
/// 是否是国内电话号码
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||||
/// </summary>
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||||
/// <param name="inputData"></param>
|
||||
/// <returns></returns>
|
||||
public static bool IsTel(string inputData)
|
||||
{
|
||||
Regex RegTel = new Regex(@"^(\d{3}-\d{8})$|^(\d{4}-\d{7})$|^(\d{11})$");//国内电话号码 ，正确格式为：“XXXX-XXXXXXX”，“XXXX-XXXXXXXX”，“XXX-XXXXXXX”， “XXX-XXXXXXXX”，“XXXXXXX”，“XXXXXXXX”。
|
||||
|
||||
Match m = RegTel.Match(inputData);
|
||||
|
||||
return m.Success;
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region QQ
|
||||
/// <summary>
|
||||
/// 是否是QQ
|
||||
/// </summary>
|
||||
/// <param name="inputData"></param>
|
||||
/// <returns></returns>
|
||||
public static bool IsQQ(string inputData)
|
||||
{
|
||||
Regex RegQQ = new Regex("^[1-9]*[1-9][0-9]*$");//匹配腾讯QQ号
|
||||
|
||||
Match m = RegQQ.Match(inputData);
|
||||
|
||||
return m.Success;
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region 身份证
|
||||
/// <summary>
|
||||
/// 是否是国内身份证号
|
||||
/// </summary>
|
||||
/// <param name="inputData"></param>
|
||||
/// <returns></returns>
|
||||
public static bool IsIDCard(string inputData)
|
||||
{
|
||||
Regex RegIDCard = new Regex(@"(^[1-9]\d{5}[1-9]\d{3}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])((\d{4})|\d{3}[A-Z])$)|(^[1-9]\d{7}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])\d{3}$)");//匹配国内身份证号〕
|
||||
|
||||
Match m = RegIDCard.Match(inputData);
|
||||
|
||||
return m.Success;
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region 账号
|
||||
/// <summary>
|
||||
/// 账号是否合法，字母开头，数字、26个英文字母或者下划线组成6-16位的字符串
|
||||
/// </summary>
|
||||
/// <param name="inputData"></param>
|
||||
/// <returns></returns>
|
||||
public static bool IsUserName(string inputData)
|
||||
{
|
||||
Regex RegUserName = new Regex(@"^[a-zA-Z]\w{5,15}$");//匹配由字母开头，数字、26个英文字母或者下划线组成6-16位的字符串
|
||||
|
||||
Match m = RegUserName.Match(inputData);
|
||||
|
||||
return m.Success;
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region 英文字母
|
||||
/// <summary>
|
||||
/// 是否是由26个英文字母组成的字符串
|
||||
/// </summary>
|
||||
/// <param name="inputData"></param>
|
||||
/// <returns></returns>
|
||||
public static bool IsEnglish(string inputData)
|
||||
{
|
||||
Regex RegEnglish = new Regex("^[A-Za-z]+$");//由26个英文字母组成的字符串
|
||||
|
||||
Match m = RegEnglish.Match(inputData);
|
||||
|
||||
return m.Success;
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region 空行
|
||||
/// <summary>
|
||||
/// 是否有空行
|
||||
/// </summary>
|
||||
/// <param name="inputData"></param>
|
||||
/// <returns></returns>
|
||||
public static bool IsTrimRow(string inputData)
|
||||
{
|
||||
Regex RegTrimRow = new Regex(@"\n[\s| ]*\r");//空行
|
||||
|
||||
Match m = RegTrimRow.Match(inputData);
|
||||
|
||||
return m.Success;
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region 手机
|
||||
/// <summary>
|
||||
/// 是否是国内手机
|
||||
/// </summary>
|
||||
/// <param name="inputData"></param>
|
||||
/// <returns></returns>
|
||||
public static bool IsMobile(string inputData)
|
||||
{
|
||||
Regex RegMobile = new Regex(@"^((\(\d{2,3}\))|(\d{3}\-))?1[3|5]\d{9}$");//国内手机
|
||||
|
||||
Match m = RegMobile.Match(inputData);
|
||||
|
||||
return m.Success;
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region 日期
|
||||
/// <summary>
|
||||
/// 检查是否是日期
|
||||
/// </summary>
|
||||
/// <param name="inputData"></param>
|
||||
/// <returns></returns>
|
||||
public static bool IsDate(string inputData)
|
||||
{
|
||||
try
|
||||
{
|
||||
DateTime.Parse(inputData);
|
||||
|
||||
return true;
|
||||
}
|
||||
catch
|
||||
{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region 检查字符串最大长度，返回指定长度的串
|
||||
/// <summary>
|
||||
/// 检查字符串最大长度，返回指定长度的串
|
||||
/// </summary>
|
||||
/// <param name="sqlInput">输入字符串</param>
|
||||
/// <param name="maxLength">最大长度</param>
|
||||
/// <returns></returns>
|
||||
public static string SqlText(string sqlInput, int maxLength)
|
||||
{
|
||||
if (sqlInput != null && sqlInput != string.Empty)
|
||||
{
|
||||
sqlInput = sqlInput.Trim();
|
||||
|
||||
if (sqlInput.Length > maxLength)//按最大长度截取字符串
|
||||
|
||||
sqlInput = sqlInput.Substring(0, maxLength);
|
||||
}
|
||||
return sqlInput;
|
||||
}
|
||||
#endregion
|
||||
|
||||
#region 空字符串
|
||||
/// <summary>
|
||||
/// 空字符串
|
||||
/// </summary>
|
||||
/// <param name="inputData"></param>
|
||||
/// <returns></returns>
|
||||
public static bool IsEmptyStr(string inputData)
|
||||
{
|
||||
var result = false;
|
||||
if (!string.IsNullOrEmpty(inputData))
|
||||
{
|
||||
result = true;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
#endregion
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user