RemoveAll测试

foreach (var item in procode)
            {
                var reslit = LoadData((string)item.ProductCode.Trim(), item.product_id);
                if (reslit == null)
                {
                    clearProduct.Add((string)item.ProductCode);
                    continue;
                } 
    }
            procode.RemoveAll(t => clearProduct.Contains(t.ProductCode));