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posted @ 2022-05-27 18:14 叶子牛牛 阅读(43) 评论(0) 推荐(0)
摘要: sql: select a.*,b.IsPayment from Appointment a left join OrderPayment b on a.yyid=b.yyid where b.IsPayment IS NULL or b.IsPayment =0 linq:(linq中无left 阅读全文
posted @ 2022-05-27 18:08 叶子牛牛 阅读(107) 评论(0) 推荐(0)
摘要: 1.方法1 [HttpGet] public string subZeroAndDot(string s) { string sResult = s.ToString(); if (sResult.IndexOf(".") < 0) return sResult; int iIndex = sRes 阅读全文
posted @ 2022-05-27 17:48 叶子牛牛 阅读(252) 评论(0) 推荐(0)