function reset_price_fields

function reset_price_fields( $hook ) {
    if ( 'edit.php' != $hook ) {
        return;
    }
    wp_enqueue_script( 'my_custom_script', get_template_directory_uri . '/js/cancella_prezzi_2.js/', array(), '1.0' );

wp_localize_script(
    'ajax-script',
    'my_ajax_obj',
    array(
        'ajax_url' => admin_url( 'admin-ajax.php' ),
        'nonce'    => $title_nonce,
    )
);


}
add_action( 'admin_enqueue_scripts', 'reset_price_fields' );