get_header_image_tag example

return apply_filters( 'get_header_image_tag', $html, $header, $attr );
}

/** * Displays the image markup for a custom header image. * * @since 4.4.0 * * @param array $attr Optional. Attributes for the image markup. Default empty. */
function the_header_image_tag( $attr = array() ) {
    echo get_header_image_tag( $attr );
}

/** * Gets random header image data from registered images in theme. * * @since 3.4.0 * * @access private * * @global array $_wp_default_headers * * @return object */