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痕丶
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PIC单片机
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2019-04-15 18:01
sql = "if not exists(select * from Sw_Shopping where Name='" + name + "') insert into Sw_Shopping(UserIP,SelectId,Name,Pic,Dec,Sw_Price,Carriage,GoodsNum) values ('" + UserIP + "','" + Id + "','" + name + "...