Retrieves all post tags.

Parameters

$argsstring|arrayoptional

Arguments to retrieve tags. See get_terms() for additional options.

• taxonomy string
  Taxonomy to retrieve terms for. Default 'post_tag'.

More Arguments from get_terms( … $args )

Array or string of arguments. See WP_Term_Query::__construct() for information on accepted arguments.

Default:''

Return

Source

function get_tags( $args = '' ) {
	$defaults = array( 'taxonomy' => 'post_tag' );
	$args     = wp_parse_args( $args, $defaults );

	$tags = get_terms( $args );

	if ( empty( $tags ) ) {
		$tags = array();
	} else {
		/**
		 * Filters the array of term objects returned for the 'post_tag' taxonomy.
		 *
		 * @since 2.3.0
		 *
		 * @param WP_Term[]|int|WP_Error $tags Array of 'post_tag' term objects, a count thereof,
		 *                                     or WP_Error if any of the taxonomies do not exist.
		 * @param array                  $args An array of arguments. See get_terms().
		 */
		$tags = apply_filters( 'get_tags', $tags, $args );
	}

	return $tags;
}

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Hooks

apply_filters( ‘get_tags’, WP_Term[]|int|WP_Error $tags, array $args )

Filters the array of term objects returned for the ‘post_tag’ taxonomy.

Changelog