WP_Query::is_category() public WP 3.1.0
Is the query for an existing category archive page?
If the $category parameter is specified, this function will additionally check if the query is for one of the categories specified.
{} It's a method of the class: WP_Query{}
No Hooks.
Return
true/false. Whether the query is for an existing category archive page.
Usage
global $wp_query; $wp_query->is_category( $category );
- $category(int/string/int[]/string[])
- Category ID, name, slug, or array of such to check against.
Default: ''
Changelog
Since 3.1.0 | Introduced. |
Code of WP_Query::is_category() WP Query::is category WP 5.6
public function is_category( $category = '' ) {
if ( ! $this->is_category ) {
return false;
}
if ( empty( $category ) ) {
return true;
}
$cat_obj = $this->get_queried_object();
$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;
}