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 __last_key          Last key code
------------------------------------------------------------------------------
 Declaration
   io.hdr

 Syntax
   uint __last_key

 Default
   0 (no key pressed).

 Description
   The __last_key system variable contains the key code of the last
   keypress. The lastkey() function returns the value of __last_key.

 Example
   #define EXAMPLE_IO
   #include example.hdr

   proc Test_last_key
   vardef
      uint uKey
   enddef
   ? "Press keys, finish with Escape"
   ?
   ? "    lastkey() __last_key"
   ? "=============================="
   do while .t.
      uKey := getkey()
      if uKey == K_ESC
         exit
      endif
      ? lastkey(), __last_key      // equal values
   enddo
   endproc

   proc main
   Test_last_key()
   endproc