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Annotation of 42BSD/usr.lib/learn/files/L8.1a, revision 1.1.1.1

1.1       root        1: #print
                      2: Sometimes you want to request one of a limited
                      3: range of characters.  This is possible with an
                      4: expression like
                      5:   [a-d]
                      6: which matches a, b, c, or d.  Thus, to take
                      7: some combinations
                      8:   ab[c-f]
                      9: matches
                     10:   abc, abd, abe, abf
                     11: Try typing "ls a[0-9]"
                     12: and see how many files it matches.  Type that
                     13: number in the form "answer N".
                     14: #create a0
                     15: #create a1
                     16: #create a5
                     17: #create ax
                     18: #copyin
                     19: #user
                     20: #uncopyin
                     21: #match 3
                     22: #log
                     23: #next
                     24: 9.1a 10
                     25: 9.2a 4

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