private void btnActualPrice_Click(object sender, EventArgs e) { web.WebRequest webRequest = new web.WebRequest(); string otv = null; FileInfo file = new FileInfo("Копия остатки для bike18.xlsx"); ExcelPackage p = new ExcelPackage(file); ExcelWorksheet w = p.Workbook.Worksheets[1]; int q = w.Dimension.Rows; for (int i = 2; q > i; i++) { string name = w.Cells[i, 2].Value.ToString(); string article = w.Cells[i, 1].Value.ToString().Trim(); double price = (double)w.Cells[i, 4].Value; int priceInSite = formulaPrice(price); CookieContainer cookie = Authorizacion(); string token = tokenReturn(cookie); otv = webRequest.getRequest("https://my.tiu.ru/cabinet/product2/index/5187992?status=0", cookie); otv = webRequest.getRequest("https://my.tiu.ru/cabinet/product2/create?parent_group=5187992&group=5187992&next=https%3A%2F%2Fmy.tiu.ru%2Fcabinet%2Fproduct2%2Findex%2F5187992%3Fstatus%3D0", cookie); } }