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Annotation of 43BSD/contrib/B/ex/try/README, revision 1.1

1.1     ! root        1: Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1984.
        !             2: 
        !             3: HOW'TO TRY the B editor:
        !             4: 
        !             5: The directory B/ex/try is here to try the B editor interactively.  The
        !             6: example B workspace here can always be regenerated with:
        !             7: 
        !             8:         cd  ../generate
        !             9:         cp  \'*  ../try
        !            10:         cd  ../try
        !            11: 
        !            12: Now enter the B system from this directory with
        !            13: 
        !            14:         ../../bin/b
        !            15: 
        !            16: After the B system has started up it will prompt for a command with
        !            17: 
        !            18:         >>> ?
        !            19: 
        !            20: Slowly type `s', then `t', (no capitals needed) and you should see the B
        !            21: editor suggest the SELECT and START commands, respectively.  Now
        !            22: press [TAB] to accept this last suggestion, and [RETURN] to enter the
        !            23: START command to the B interpreter.  This command will promt you for
        !            24: input, with
        !            25: 
        !            26:         ?
        !            27: 
        !            28: Just enter about four lines of text, (which will be echoed), ending with an
        !            29: empty one (press [RETURN] immediately).  A short `poem' should be generated
        !            30: by the B interpreter.
        !            31: 
        !            32: If you are already familiar with the B language, you might try to edit the
        !            33: START unit by answering
        !            34: 
        !            35:         >>> ?
        !            36: 
        !            37: with
        !            38: 
        !            39:         :START
        !            40: 
        !            41: For example, try to remove the SET'RANDOM command, to get random
        !            42: results on the same input.  Or make the unit delay the echoing of the text,
        !            43: entered by the user, until after the reading of the empty line.  For test-
        !            44: ing purposes you should at least try the arrow keys to move the focus
        !            45: around.
        !            46: 
        !            47: You can undo any change by pressing [BACKSPACE].
        !            48: You can get help with ?.
        !            49: You can leave the B editor with control-X.
        !            50: You can leave `b' by typing QUIT.
        !            51: 
        !            52: For more information, see the manual pages `B(1)' and `bterminal(5)', and
        !            53: the User's Guide.
        !            54: 
        !            55: See the B Newsletter, issue 2, for a description of the `generate' program.
        !            56: 
        !            57: If there are any problems with the editor, consult the `bterminal(5)'
        !            58: manual entry before trying anything else.

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