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Annotation of 42BSD/usr.lib/learn/editor/L33.1a, revision 1.1.1.1

1.1       root        1: #print
                      2: When you want to match one of a few specific characters, and not
                      3: just any character, the pattern is similar to the pattern used
                      4: in filenames.  The patterns used with the editor, by
                      5: the way, are called "regular expressions".  The string
                      6:    [abc]
                      7: matches 'a', 'b' or 'c'.  So if the current line
                      8: is
                      9:    now is the time for all good men
                     10: and the command is
                     11:    s/t[ijk]/xx/
                     12: what word is changed?  Type "answer WORD" where WORD is the
                     13: word changed by that command.
                     14: #copyin
                     15: #user
                     16: #uncopyin
                     17: #match time
                     18: #log
                     19: #next
                     20: 33.1b 10

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