12.5.21 POSITION Specifier

The POSITION specifier asks the position of the file. It takes the following form:

POSITION = pos

pos
Is a scalar default character variable that is assigned one of the following values:

'REWIND'   If the file is connected with its position at its initial point 
'APPEND'   If the file is connected with its position at its terminal point (or before its end-of-file record, if any) 
'ASIS'   If the file is connected without changing its position 
'UNDEFINED'   If the file is not connected, or is connected for direct access data transfer and a REWIND statement has not been performed on the unit 

For More Information:

For details on record position, advancement, and transfer, see your user manual.


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