grub2-set-default(8) - phpMan

GRUB-SET-DEFAULT(1)         General Commands Manual        GRUB-SET-DEFAULT(1)
NAME
       grub-set-default -- Set the default boot menu entry for GRUB.
SYNOPSIS
       grub-set-default [--boot-directory=DIR] MENU_ENTRY
DESCRIPTION
       grub-set-default  sets  the  default boot menu entry for all subsequent
       boots.  This command only works for GRUB  configuration  files  created
       with GRUB_DEFAULT=saved in /etc/default/grub.
OPTIONS
       --boot-directory=DIR
              Find  GRUB  images  under DIR/grub.  The default value is /boot,
              resulting in grub images being search for at /boot/grub.
       MENU_ENTRY
              A number, a menu item title or a menu item identifier.
SEE ALSO
       info grub
                                Wed Feb 26 2014            GRUB-SET-DEFAULT(1)