% @(#)clear_cont.hlq	19.1 (ESO-IPG) 02/25/03 14:03:00 
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%.COPYRIGHT  (c)  1990 European Southern Observatory
%.IDENT      clear_cont.hlq
%.AUTHOR     KB, IPG/ESO
%.KEYWORDS   MIDAS, help files, CLEAR/CONTEXT
%.PURPOSE    On-line help file for the command: CLEAR/CONTEXT
%.VERSION    1.0  12-OCT-1983 : Creation, KB
%.VERSION    1.1  29-APR-1991 : Update, KB
%----------------------------------------------------------------
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SECTION./CONT
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CLEAR/CONTEXT						18-DEC-1992  KB
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CLEAR/CONTEXT [context]
        remove command definitions of a context
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Purpose: 
          Remove all command definitions of given context.
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Syntax: 
          CLEAR/CONTEXT [context]
\ys\pa
          context = name of a previously enabled context;
\\
               if set to `-all', all enabled contexts are cleared, i.e. all 
               commands defined within these contexts are removed;
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               if set to `-total', also all interactively created commands
               are removed;
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               if omitted, the commands of the last enabled (current) context
               are deleted
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See also:
          SET/CONTEXT, SHOW/CONTEXT, SHOW/COMMANDS, CREATE/COMMAND
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          HELP [Contexts]
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Note: 
          Contexts are a handy way to add application packages to MIDAS.
          See also the MIDAS Users Manual, chapter 3, Vol. A.
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Examples:
\ex
          CLEAR/CONTEXT 
           Remove all commands which have been created via the last enabled
           context.
\xe \ex
          CLEAR/CONTEXT long
           Remove all commands which have been created via the context `long',
           which should have been enabled before.
\xe \ex
          CLEAR/CONTEXT -all
           Remove all the commands which have been created via any of the 
           currently enabled contexts.
\xe \sxe
