WP_Query::is_tag( int|string|int[]|string[] $tag = '' ): bool
Is the query for an existing tag archive page?
Description
If the $tag parameter is specified, this function will additionally check if the query is for one of the tags specified.
Parameters
-
$tagint|string|int[]|string[] Optional -
Tag ID, name, slug, or array of such to check against.
Default:
''
Return
bool Whether the query is for an existing tag archive page.
Source
File: wp-includes/class-wp-query.php.
View all references
public function is_tag( $tag = '' ) {
if ( ! $this->is_tag ) {
return false;
}
if ( empty( $tag ) ) {
return true;
}
$tag_obj = $this->get_queried_object();
if ( ! $tag_obj ) {
return false;
}
$tag = array_map( 'strval', (array) $tag );
if ( in_array( (string) $tag_obj->term_id, $tag, true ) ) {
return true;
} elseif ( in_array( $tag_obj->name, $tag, true ) ) {
return true;
} elseif ( in_array( $tag_obj->slug, $tag, true ) ) {
return true;
}
return false;
}
Changelog
| Version | Description |
|---|---|
| 3.1.0 | Introduced. |