| Functions and CALL Routines |
Frees memory allocated by other regular expression (RX) functions
and CALL routines
| Category: |
Character String Matching
|
| Restriction: |
Use with the RXPARSE function
|
-
rx
-
specifies a numeric value that is returned
from the RXPARSE function.
The regular expression (RX) functions
and CALL routines work together to manipulate strings that match patterns.
Use the RXPARSE function to parse a pattern you specify. Use the RXMATCH function
and the CALL RXCHANGE and CALL RXSUBSTR routines to match or modify your data.
Use the CALL RXFREE routine to free allocated space.
See the RXPARSE function
Examples.
|
Functions and CALL routines:
|
Copyright © 2007 by SAS Institute Inc., Cary, NC, USA. All rights reserved.