Name

alphanumeric — eliminate non-alphanumeric characters

DESCRIPTION

The filter eliminates any non-alphanumeric characters (anything not in a-zA-Z0-9 range).

EXAMPLES

Example: Filter example

[filter alphanumeric]** Test 2: Hello, World! **[/filter]

          

NOTES

For more information on Perl Regular Expressions, pattern matching and character classes, see perlre(1).

AVAILABILITY

alphanumeric is available in Interchange versions:

4.6.0-5.7.0 (git-head)

SOURCE

Interchange 5.7.0:

Source: code/Filter/alphanumeric.filter
Lines: 19


# Copyright 2002-2007 Interchange Development Group and others
# Copyright 1996-2002 Red Hat, Inc.
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.  See the LICENSE file for details.
# 
# $Id: alphanumeric.filter,v 1.4 2007-03-30 23:40:44 pajamian Exp $

CodeDef alphanumeric Filter
CodeDef alphanumeric Description A-Za-z0-9 only
CodeDef alphanumeric Routine <<EOR
sub {
my $val = shift;
$val =~ s/[^A-Za-z0-9]+//g;
return $val;
}
EOR

AUTHORS

Interchange Development Group

SEE ALSO

alpha(7ic)

DocBook! Interchange!