Name

oneline — delete everything after first null or newline character, effectively "onelining" the input

DESCRIPTION

The filter deletes everything after the first null (\0) or newline (\r or \n) character. Effectively, it only preserves and returns the first line of input.

EXAMPLES

Example: Filter example

[filter oneline]
Have no fear,
for the first line is dear!
[/filter]

          

NOTES

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

AVAILABILITY

oneline is available in Interchange versions:

4.6.0-5.7.0 (git-head)

SOURCE

Interchange 5.7.0:

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


# Copyright 2005-2007 Interchange Development Group and others
# 
# 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: oneline.filter,v 1.3 2007-03-30 23:40:45 pajamian Exp $

CodeDef oneline Filter
CodeDef oneline Description Truncate at first newline (CR or LF) or ASCII NUL
CodeDef oneline Visibility  public
CodeDef oneline Routine <<EOR
sub {
my $val = shift;
$val =~ s/[\r\n\0].*//s;
return $val;
}
EOR

AUTHORS

Interchange Development Group

SEE ALSO

DocBook! Interchange!