Determines whether the query is 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.
For more information on this and similar theme functions, check out the Conditional Tags article in the Theme Developer Handbook.
Parameters
$tag
int|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/query.php.
View all references
function is_tag( $tag = "" ) {
global $wp_query;
if ( ! isset( $wp_query ) ) {
_doing_it_wrong( __FUNCTION__, __( "Conditional query tags do not work before the query is run. Before then, they always return false." ), "3.1.0" );
return false;
}
return $wp_query->is_tag( $tag );
}