Determines whether the query is for an existing attachment page.

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

$attachment int|string|int[]|string[] Optional

Attachment ID, title, slug, or array of such to check against.

Default: ''

bool Whether the query is for an existing attachment page.

• See Also: is_singular()
• For more specific checking of the attachment see: wp_attachment_is_image()

File: wp-includes/query.php. View all references

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 );
}