Author: Purab

WordPress tutorial, Display wordpress Tags In Dropdown Menu without plugin. we given simple code here which you need to put in theme functions.php file.

If you want to display the tags in drop down menu then use following code in functions.php file.

Display wordpress Tags In Dropdown Menu without plugin

<?php
function dropdown_tag_cloud( $args = '' ) {
$defaults = array(
'smallest' => 8, 'largest' => 22, 'unit' => 'pt', 'number' => 45,
'format' => 'flat', 'orderby' => 'name', 'order' => 'ASC',
'exclude' => '', 'include' => ''
);
$args = wp_parse_args( $args, $defaults );

$tags = get_tags( array_merge($args, array('orderby' => 'count', 'order' => 'DESC')) ); // Always query top tags

if ( empty($tags) )
return;

$return = dropdown_generate_tag_cloud( $tags, $args ); // Here's where those top tags get sorted according to $args
if ( is_wp_error( $return ) )
return false;
else
echo apply_filters( 'dropdown_tag_cloud', $return, $args );
}

function dropdown_generate_tag_cloud( $tags, $args = '' ) {
global $wp_rewrite;
$defaults = array(
'smallest' => 8, 'largest' => 22, 'unit' => 'pt', 'number' => 45,
'format' => 'flat', 'orderby' => 'name', 'order' => 'ASC'
);
$args = wp_parse_args( $args, $defaults );
extract($args);

if ( !$tags )
return;
$counts = $tag_links = array();
foreach ( (array) $tags as $tag ) {
$counts[$tag->name] = $tag->count;
$tag_links[$tag->name] = get_tag_link( $tag->term_id );
if ( is_wp_error( $tag_links[$tag->name] ) )
return $tag_links[$tag->name];
$tag_ids[$tag->name] = $tag->term_id;
}

$min_count = min($counts);
$spread = max($counts) - $min_count;
if ( $spread <= 0 )
$spread = 1;
$font_spread = $largest - $smallest;
if ( $font_spread <= 0 )
$font_spread = 1;
$font_step = $font_spread / $spread;

// SQL cannot save you; this is a second (potentially different) sort on a subset of data.
if ( 'name' == $orderby )
uksort($counts, 'strnatcasecmp');
else
asort($counts);

if ( 'DESC' == $order )
$counts = array_reverse( $counts, true );

$a = array();

$rel = ( is_object($wp_rewrite) && $wp_rewrite->using_permalinks() ) ? ' rel="tag"' : '';

foreach ( $counts as $tag => $count ) {
$tag_id = $tag_ids[$tag];
$tag_link = clean_url($tag_links[$tag]);
$tag = str_replace(' ', ' ', wp_specialchars( $tag ));
$a[] = "\t<option value='$tag_link'>$tag ($count)</option>";
}

switch ( $format ) :
case 'array' :
$return =& $a;
break;
case 'list' :
$return = "<ul class='wp-tag-cloud'>\n\t<li>";
$return .= join("</li>\n\t<li>", $a);
$return .= "</li>\n</ul>\n";
break;
default :
$return = join("\n", $a);
break;
endswitch;

return apply_filters( 'dropdown_generate_tag_cloud', $return, $tags, $args );
}
?>

In footer or sidebar file or where you want to display the tags in dropdown use the following code.

<select name="tag-dropdown" onchange="document.location.href=this.options[this.selectedIndex].value;">
<option value="#">Liste d'auteurs</option>
<?php dropdown_tag_cloud('number=0&order=asc'); ?>
</select>