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