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public static void BulkToDB(DataTable dt, string tableName) { string connstring = DBUtility.PubConst.GetBusinessDbconnectionString(); SqlConnection sq 阅读全文
摘要:
.Except方法 排除序列中的元素 List<string> a= [1,2,3,4]; List<string> b= [1,2]; var c = a.Except(b); //c=[3,4] 阅读全文
摘要:
转https://www.jianshu.com/p/cef252f6ce3f 阅读全文