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摘要： privatevoidbutton1_Click(objectsender,RoutedEventArgse){if(Conn==null){Conn=newSQLiteConnection(FileName);Conn.Open();this.textBlock1.Text="open";button1.IsEnabled=false;this.button2.IsEnabled=true;button3.IsEnabled=false;//创建表SQLiteCommandcmd=Conn.CreateCommand("CreatetableUserInfo(i 阅读全文