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Annotation of 42BSD/usr.lib/learn/editor/L20.2c, revision 1.1

1.1     ! root        1: #print
        !             2: You can also change several lines, and you need not replace
        !             3: lines with the same number of lines.  You can put any amount
        !             4: of text between the 'c' command and the closing '.', and
        !             5: you can remove any number of lines from the file by specifying
        !             6: a range of addresses.  For example, 
        !             7: 
        !             8:    2,5c
        !             9:    first
        !            10:    second
        !            11:    .
        !            12: would replace the FOUR lines 2,3,4 and 5 of the file with TWO
        !            13: new lines containing "first" and "second".  You can of course
        !            14: use more complicated addresses involving $ and . if you wish.
        !            15: This directory contains a file "oldrr".  Delete the last two
        !            16: lines and replace them by a line reading
        !            17: 
        !            18: penn central
        !            19: 
        !            20: and write the new version on a file named "newrr".  Then use "diff"
        !            21: to compare the old and new versions of the file.
        !            22: Eventually, type "ready".
        !            23: #create Ref
        !            24: maine central
        !            25: bangor and aroostook
        !            26: boston and maine
        !            27: grand trunk
        !            28: vermont central
        !            29: boston and albany
        !            30: new haven
        !            31: delaware and hudson
        !            32: new york, susquehanna, and western
        !            33: erie-lackawanna
        !            34: chessie system
        !            35: lehigh valley
        !            36: long island railroad
        !            37: penn central
        !            38: #create oldrr
        !            39: maine central
        !            40: bangor and aroostook
        !            41: boston and maine
        !            42: grand trunk
        !            43: vermont central
        !            44: boston and albany
        !            45: new haven
        !            46: delaware and hudson
        !            47: new york, susquehanna, and western
        !            48: erie-lackawanna
        !            49: chessie system
        !            50: lehigh valley
        !            51: long island railroad
        !            52: new york central
        !            53: pennsylvania
        !            54: #user
        !            55: #cmp newrr Ref
        !            56: #log
        !            57: #next
        !            58: 21.1a 10

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