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Checks if a line is available.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
SerialPort 7.0 Yes Yes Yes No No
MBS( "SerialPort.HasLine"; PortReference )   More


Parameter Description Example value
PortReference The reference number of the port. You get this number from SerialPort.Open when you open the port. $port


Returns 1, 0 or error.


Checks if a line is available.
The plugin checks the input buffer for a newline character.

See also

Blog Entries

Release notes

Created 21st December 2016, last changed 21st December 2016

SerialPort.GetXON   -   SerialPort.IsSuspended

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