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Annotation of 42BSD/usr.lib/learn/editor/L32.2a, revision 1.1.1.1

1.1       root        1: #print
                      2: Just as you can use abbreviations to specify a class of
                      3: filenames, you can use abbreviationss in the editor to recognize
                      4: strings in the substitute command.  Unfortunately, the
                      5: characters used in the editor are quite different from the
                      6: ones used in the file-name handler to specify patterns.
                      7: (Sorry about that, but that's the way the world is.)
                      8: 
                      9: The symbol for 'any character' is '.' and this will
                     10: match any single letter or other character in a line.
                     11: For example, 
                     12:   s/a./bc/
                     13: looks for an 'a' followed by anything, and changes those
                     14: two letters into 'bc'.  Try this sequence and note
                     15: what happens.
                     16: 
                     17: ex line
                     18: p
                     19: s/a./bc/p
                     20: wq
                     21: ready
                     22: #create Ref
                     23: me bcd you
                     24: #create line
                     25: me and you
                     26: #user
                     27: #cmp line Ref
                     28: #log
                     29: #next
                     30: 32.2b 5
                     31: 32.2c 10

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