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is_tag() WP 1.0

Is the query for an existing tag archive page?

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.

No Hooks.

Return

true|false. Whether the query is for an existing tag archive page.

Usage

is_tag( $tag );
$tag(int|string|int[]|string[])
Tag ID, name, slug, or array of such to check against.
Default: ''

Notes

  • Global. WP_Query. $wp_query WordPress Query object.

Changelog

Since 2.3.0 Introduced.

Code of is_tag() WP 5.8.1

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 );
}

Conditional tags (page type and request)

Conditional tags (all)

Queries

Main Functions

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