SqlHelper重构
在机房重构的时候有用到SqlHelper(点击查看),当时什么都不懂。后来经过不断的使用,开始理解其中的意思。后来发现原来的SqlHelper写的有点繁琐。对于每个操作都需要写两次,来区分是否带参数。这次,重构一版,来改善一下它的缺点。 长度可变参数params 首先,我们来看一下长度可变参数params。举两个例子来说明 第一个 class Program {...
SqlHelper
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