Name

selected — identicate selected status of HTML options

ATTRIBUTES

Attribute Pos. Req. Default Description
name Yes variable name
value Yes
cgi
default
case
delimiter
multiple
interpolate     0 interpolate output?
hide     0 Hide the tag return value?

DESCRIPTION

BEHAVIOR

This tag does not appear to be affected by, or affect, the rest of Interchange.

EXAMPLES

No examples are available at this time. We do consider this a problem and will try to supply some.

NOTES

AVAILABILITY

selected is available in Interchange versions:

4.6.0-5.7.0 (git-head)

SOURCE

Interchange 5.7.0:

Source: code/SystemTag/selected.coretag
Lines: 58


# Copyright 2002-2007 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: selected.coretag,v 1.9 2007-03-30 23:40:49 pajamian Exp $

UserTag selected            Order        name value
UserTag selected            addAttr
UserTag selected            PosNumber    2
UserTag selected            Version      $Revision: 1.9 $
UserTag selected            Routine      <<EOR
# Returns ' SELECTED' when a value is present on the form
# Must match exactly, but NOT case-sensitive
sub {
my ($field,$value,$opt) = @_;
$value = '' unless defined $value;
my $ref = $opt->{cgi} ? $CGI::values{$field} : $::Values->{$field};
return ' selected="selected"' if ! length($ref) and $opt->{default};

if(! $opt->{case}) {
  $ref = lc($ref);
  $value = lc($value);
}

my $r = '';

return ' selected="selected"' if $ref eq $value;

if ($opt->{delimiter}) {
  $opt->{multiple} = 1;
}

if ($opt->{multiple}) {
    
    my $be;
    my $ee;
    $opt->{delimiter} = "\0" unless defined $opt->{delimiter};

    if (length $opt->{delimiter}) {
  my $del = Vend::Interpolate::get_joiner($opt->{delimiter}, "\0");
  $be = '(?:^|' . $del . ')'; ;
  $ee = '(?:$|' . $del . ')'; ;
    }
    else {
  $be = '';
  $ee = '';
    }

    my $regex = qr/$be\Q$value\E$ee/;
    return ' selected="selected"' if $ref =~ $regex;
}

return '';
}
EOR

AUTHORS

Interchange Development Group

SEE ALSO

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