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is_attachment( int|string|array|object $attachment = '' )

Determines whether the query is for an existing attachment page.

Description

For more information on this and similar theme functions, check out the Conditional Tags article in the Theme Developer Handbook.

Parameters

$attachment

(int|string|array|object) (Optional) Attachment ID, title, slug, or array of such.

Default value: ''

Return

(bool)

Source

File: wp-includes/query.php

function is_attachment( $attachment = '' ) {
	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_attachment( $attachment );
}

Changelog

Version Description
2.0.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/is_attachment