R-START-FUNCTION

This function positions the file pointer for the next R-NEXT-FUNCTION or R-PREVIOUS-FUNCTION.

Syntax:

SET R-START-FUNCTION TO TRUE    CALL "R$IO" USING RIO-FUNCTION                    f                    keyVal                    mode             GIVING returnCode

Parameters:

f	the file handle returned by R-OPEN-FUNCTION.
keyVal	the record number of the record at which to start.
mode	one of the following values (defined in isfilesys.def):
	F_EQUALS F_NOT_LESS F_GREATER F_LESS F_NOT_GREATER	start at the specified key start at the specified key, or the one after start at the record beyond the specified key start at the record before the specified key start at the specified key, or the one before

Return code:

returnCode can be any signed numeric data item and provides additional information:

>0	Operation successful.
0	Operation failed.