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23 lines
817 B
Plaintext
23 lines
817 B
Plaintext
The {{KW|IOCTL}} statement sends a message to an open IOCTL compatible device.
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{{PageSyntax}}
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:{{KW|IOCTL}} [#]{{Parameter|fileNumber%}}, {{Parameter|message$}}
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{{PageDescription}}
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*'''[[Keywords currently not supported by QB64|Currently NOT supported in QB64!]]'''
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* {{Parameter|fileNumber%}} is the number of an open device
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* {{Parameter|message$}} is the message you want to send.
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* The device must first be opened with the {{KW|OPEN}} statement.
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* Use {{KW|IOCTL$}} to receive messages from the device.
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* The message sent is device-specific (read manual to see if it is {{KW|IOCTL}} compatible).
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* {{KW|IOCTL}} doesn't work with most devices, it doesn't work with BASIC devices (LPTn:, COMn:, SCRN:, CONS:) or DOS block devices (A: to Z:).
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{{PageSeeAlso}}
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* {{KW|IOCTL$}}
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* {{KW|OPEN}}
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{{PageNavigation}} |