set_screen_options example

// Schedule Trash collection. if ( ! wp_next_scheduled( 'wp_scheduled_delete' ) && ! wp_installing() ) {
    wp_schedule_event( time(), 'daily', 'wp_scheduled_delete' );
}

// Schedule transient cleanup. if ( ! wp_next_scheduled( 'delete_expired_transients' ) && ! wp_installing() ) {
    wp_schedule_event( time(), 'daily', 'delete_expired_transients' );
}

set_screen_options();

$date_format = __( 'F j, Y' );
$time_format = __( 'g:i a' );

wp_enqueue_script( 'common' );

/** * $pagenow is set in vars.php. * $wp_importers is sometimes set in wp-admin/includes/import.php. * The remaining variables are imported as globals elsewhere, declared as globals here. * * @global string $pagenow The filename of the current screen. * @global array $wp_importers * @global string $hook_suffix * @global string $plugin_page * @global string $typenow The post type of the current screen. * @global string $taxnow The taxonomy of the current screen. */