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  • 利用Excel中VBA的Evaluate方法对字符串进行解析计算

        /// <summary>
        /// 利用Excel中VBA的Evaluate方法对字符串进行解析计算
        /// </summary>
        /// <param name="str"></param>
        /// <returns></returns>
        public static double Cal(this string str)
        {
          var app = new Excel.Application();
          Excel.Workbook workbook = app.Workbooks.Add();
          Excel.Worksheet worksheet = workbook.Worksheets.Add() as Excel.Worksheet;
          var result = worksheet.Evaluate(str);
          app.DisplayAlerts = false;
          app.Quit();
          if (double.Parse(result.ToString()) <0)
          {
            return 0;
          }
          else
          {
            return double.Parse(result.ToString());
          }
        }
    

      

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  • 原文地址:https://www.cnblogs.com/swtool/p/5209672.html
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