isCOBOL Evolve : Appendices : Library Routines : I$IO : DELETE-FUNCTION
DELETE-FUNCTION
This function deletes the record identified by the value found in the primary key area of the record. It does not affect the current file position or key of reference.
RETURN-CODE is set to zero on failure.
Syntax
 SET DELETE-FUNCTION TO TRUE
 
 CALL "I$IO" USING IO-FUNCTION
                   f
                   record
            GIVING returnCode
Parameters:
f
must be a valid file handle returned by OPEN-FUNCTION.
record
points to the area to hold the record read.
Return code:
returnCode can be any signed numeric data item and provides additional information:
>0
Operation successful.
0
Operation failed.