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Annotation of 43BSDTahoe/usr.lib/learn/editor/L19.1b, revision 1.1

1.1     ! root        1: #print
        !             2: Just as you can print several lines at once by
        !             3: giving a range of addresses with the 'p' command,
        !             4: you can delete several lines at once by giving
        !             5: two addresses.  For example,
        !             6:    2,5d
        !             7: deletes lines 2, 3, 4 and 5 of the current file.  The
        !             8: command
        !             9:    1,.-1d
        !            10: deletes all lines up to but not including the current line.
        !            11: And
        !            12:    1,$d
        !            13: deletes EVERY line.  (Use with extreme caution, obviously.)
        !            14: There is a file named 'counties' in this directory.
        !            15: Throw away the first five lines of it and rewrite it.
        !            16: Then type 'ready' as usual.
        !            17: #create Ref
        !            18: Morris
        !            19: Warren
        !            20: Union
        !            21: Somerset
        !            22: Hunterdon
        !            23: #create counties
        !            24: Bergen
        !            25: Passaic
        !            26: Sussex
        !            27: Hudson
        !            28: Essex
        !            29: Morris
        !            30: Warren
        !            31: Union
        !            32: Somerset
        !            33: Hunterdon
        !            34: #user
        !            35: #cmp counties Ref
        !            36: #log
        !            37: #next
        !            38: 20.01a 10

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