wp_signature_url │ filter-hook │ WP 5.2.0

Filters the URL where the signature for a file is located.

Usage

add_filter( 'wp_signature_url', 'wp_kama_signature_url_filter', 10, 2 );

/**
 * Function for `wp_signature_url` filter-hook.
 * 
 * @param false|string $signature_url The URL where signatures can be found for a file, or false if none are known.
 * @param string       $url           The URL being verified.
 *
 * @return false|string
 */
function wp_kama_signature_url_filter( $signature_url, $url ){

	// filter...
	return $signature_url;
}

$signature_url(false|string)

The URL where signatures can be found for a file, or false if none are known.

$url(string)

The URL being verified.

Changelog

Where the hook is called

$signature_url = apply_filters( 'wp_signature_url', $signature_url, $url );

Where the hook is used in WordPress