我正在making a project about 從電話傳取signal到PC, The Project about that: PC, DTMF, RINGING CIRCUIT, 我用VISUAL BASIC 當 programming, 我需要把signal sent to telephone, and then get the data from user via telephone. 1) 但我可以怎樣接電話呢?
我正在making a project about 從電話傳取signal到PC, The Project about that: PC, DTMF, RINGING CIRCUIT, 我用VISUAL BASIC 當 programming, 我需要把signal sent to telephone, and then get the data from user via telephone. 1) 但我可以怎樣接電話呢?
sql = "select * from XX where number = 123" that's no problem but when i using a variable,it's always treat my variable as string for example sql = "select * from XX where number =" & _