Sinclair QL - Page 148

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EOF is a function which will determine If an end of file condition has been reached
on a specified channel.
If EOF IS used without a channel specification then EOF will
determine if the end of a program's embedded data statements has been reached.
syntax: EOF
[(channe01
example: i. IF EOF (#6) THEN STOP
ii. IF EOF THEN PRINT "Out of data"
EOF
devices
EXEC and EXEC_ W will load a sequence of programs and execute them in parallel.
EXEC
will return to the command processor aher all processes have started execution,
EXEC_W will walt until all the processes have terminated before returning.
syntax:
program: ~device [used to specify a Mlcrodrive file containing the
program)
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example:
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EXEC program
I. EXEC mdv1 communcat; ens
ii. EXEC_W mdv1 printer_process
EXEC
EXEC_W
ados
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