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CALL RXFREE

CALL RXFREE


Frees memory allocated by other regular expression (RX) functions and CALL routines

Category: Character String Matching
Restriction: Use with the RXPARSE function

Syntax
Arguments
Comparisons
Example
See Also

Syntax

CALL RXFREE (rx);

Arguments

rx
specifies a numeric value that is returned from the RXPARSE function.

Comparisons

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.

Example

See the RXPARSE function Example.
See Also

Functions and CALL routines:

CALL RXCHANGE
CALL RXSUBSTR
RXMATCH
RXPARSE


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Copyright 1999 by SAS Institute Inc., Cary, NC, USA. All rights reserved.