Info: (grub) Menu-specific commands

grub: Menu-specific commands

 
 17.1 Commands for the menu only
 ===============================
 
 The semantics used in parsing the configuration file are the following:
 
    • The files _must_ be in plain-text format.
 
    • ‘#’ at the beginning of a line in a configuration file means it is
      only a comment.
 
    • Options are separated by spaces.
 
    • All numbers can be either decimal or hexadecimal.  A hexadecimal
      number must be preceded by ‘0x’, and is case-insensitive.
 
    These commands can only be used in the menu: