get_header_image │ filter-hook │ WP 6.1.0

Filters the header image URL.

Usage

add_filter( 'get_header_image', 'wp_kama_get_header_image_filter' );

/**
 * Function for `get_header_image` filter-hook.
 * 
 * @param string $url Header image URL.
 *
 * @return string
 */
function wp_kama_get_header_image_filter( $url ){

	// filter...
	return $url;
}

$url(string)

Header image URL.

Changelog

Where the hook is called

$url = apply_filters( 'get_header_image', $url );

Where the hook is used in WordPress