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Annotation of 43BSDTahoe/usr.lib/learn/files/L7.2b, revision 1.1

1.1     ! root        1: #print
        !             2: You can put any number of characters between [..]
        !             3: characters, as in
        !             4:   [abcdef]
        !             5: which matches any of the six letters from a to f;
        !             6: and you can put something like that anywhere in a pattern
        !             7: for a file name.  For example,
        !             8:   ls [abcd]x
        !             9: matches any of
        !            10:  ax, bx, cx, dx
        !            11: You can also combine this with other operators such as
        !            12: * or ?.  For example,
        !            13:   ls [ab]?
        !            14: matches all two-letter names beginning with a or b.
        !            15: How would you ask for all names, of any length, ending
        !            16: in 1 2 or 3?
        !            17: You can experiment in this directory; eventually,
        !            18: type the "ls" command you decide on followed by "ready".
        !            19: #create a1
        !            20: #create a12
        !            21: #create a1a
        !            22: #create a2
        !            23: #create a23
        !            24: #create aa1
        !            25: #create abc1
        !            26: #copyin
        !            27: #user
        !            28: #uncopyin
        !            29: #match ls *[123]
        !            30: #log
        !            31: #next
        !            32: 8.1a 10

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