• *`/alias`* `[alias_name [command [arguments]]]`::

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  create an alias for a command

  alias_name: name of alias
     command: command name (many commands can be separated by semicolons)
   arguments: arguments for command
  
  Without argument, this command lists all defined alias.
  
  Note: in command, special variables $1, $2,..,$9 are replaced by arguments given by user, and $* is replaced by all arguments.
  Variables $nick, $channel and $server are replaced by current nick/channel/server.
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