• *`/demo_buffer`* `name`::

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  open a new buffer
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• *`/demo_buffer_set`* `property value`::

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  set a buffer property
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• *`/demo_info`* `[info [arguments]]`::

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  get and display an info

       info: info to display
  arguments: optional arguments for info
  
  Without argument, this command displays list of available infos
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• *`/demo_infolist`* `[infolist [arguments]]`::

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  get and display an infolist

   infolist: infolist to display
  arguments: optional arguments for infolist
  
  Without argument, this command displays list of available infolists
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• *`/demo_printf`* `[text]`::

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  print some messages on current ubffer

  text: write this text
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