WP::add_query_var( string $qv )

Add name to list of public query variables.

Description Description

	public function add_query_var( $qv ) {
		if ( ! in_array( $qv, $this->public_query_vars ) ) {
			$this->public_query_vars[] = $qv;
		}
	}

Changelog
Version	Description
2.1.0	Introduced.

Used By
Used By	Description
wp-includes/class-wp-taxonomy.php: WP_Taxonomy::add_rewrite_rules()	Adds the necessary rewrite rules for the taxonomy.
wp-includes/class-wp-post-type.php: WP_Post_Type::add_rewrite_rules()	Adds the necessary rewrite rules for the post type.
wp-includes/rest-api.php: rest_api_init()	Registers rewrite rules for the API.
wp-includes/class-wp-rewrite.php: WP_Rewrite::add_endpoint()	Adds an endpoint, like /trackback/.
wp-includes/rewrite.php: add_rewrite_tag()	Add a new rewrite tag (like %postname%).

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