WP_Query::is_attachment() – Method | Developer.WordPress.org

WP_Query::is_attachment( int|string|int[]|string[] $attachment = '' ): bool

Determines whether the query is for an existing attachment page.

Parameters

$attachmentint|string|int[]|string[]optional: Attachment ID, title, slug, or array of such to check against.
Default:''

Return

bool Whether the query is for an existing attachment page.

Source

public function is_attachment( $attachment = '' ) {	if ( ! $this->is_attachment ) {	return false;	}	if ( empty( $attachment ) ) {	return true;	}	$attachment = array_map( 'strval', (array) $attachment );	$post_obj = $this->get_queried_object();	if ( ! $post_obj ) {	return false;	}	if ( in_array( (string) $post_obj->ID, $attachment, true ) ) {	return true;	} elseif ( in_array( $post_obj->post_title, $attachment, true ) ) {	return true;	} elseif ( in_array( $post_obj->post_name, $attachment, true ) ) {	return true;	}	return false; }

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Uses	Description
WP_Query::get_queried_object()`wp-includes/class-wp-query.php`	Retrieves the currently queried object.

Used by	Description
is_attachment()`wp-includes/query.php`	Determines whether the query is for an existing attachment page.

Changelog

Version	Description
3.1.0	Introduced.

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