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Annotation of 42BSD/usr.lib/learn/editor/L37.2a, revision 1.1

1.1     ! root        1: #print
        !             2: A range of line numbers can be used with the substitute
        !             3: command as with the print command.  For example,
        !             4: 
        !             5: $-4,$s/cat/&s/p
        !             6: 
        !             7: will change "cat" into "cats" on the last five lines of
        !             8: a file.  In this directory there is a file "cliche"
        !             9: containing a number of instances of the word "dog"; change
        !            10: the instances of "dog" in the first five lines to "dogs".
        !            11: Then rewrite the file and type "ready".
        !            12: #create Ref
        !            13: dogs tired
        !            14: sick as a dogs
        !            15: dogs eared
        !            16: wouldn't send a dogs out on a night like this
        !            17: every dogs has his day
        !            18: dog gone
        !            19: #create cliche
        !            20: dog tired
        !            21: sick as a dog
        !            22: dog eared
        !            23: wouldn't send a dog out on a night like this
        !            24: every dog has his day
        !            25: dog gone
        !            26: #user
        !            27: #cmp cliche Ref
        !            28: #log
        !            29: #next
        !            30: 37.2b 5

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