get_header_video_url example

/** * Checks whether a header video is set or not. * * @since 4.7.0 * * @see get_header_video_url() * * @return bool Whether a header video is set or not. */
function has_header_video() {
    return (bool) get_header_video_url();
}

/** * Retrieves header video URL for custom header. * * Uses a local video if present, or falls back to an external video. * * @since 4.7.0 * * @return string|false Header video URL or false if there is no video. */