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Annotation of researchv10dc/man/adm/man1/look.1, revision 1.1

1.1     ! root        1: .TH LOOK 1
        !             2: .CT 1 files
        !             3: .SH NAME
        !             4: look \(mi find lines in a sorted list
        !             5: .SH SYNOPSIS
        !             6: .B look
        !             7: [
        !             8: .BI -dfnixt c
        !             9: ]
        !            10: [
        !            11: .I string
        !            12: ]
        !            13: [
        !            14: .I file
        !            15: ]
        !            16: .SH DESCRIPTION
        !            17: .I Look
        !            18: consults a sorted
        !            19: .I file
        !            20: and prints all lines that begin with
        !            21: .IR string .
        !            22: It uses binary search.
        !            23: .PP
        !            24: The following options are recognized.
        !            25: Options
        !            26: .BI dfnt c
        !            27: affect comparisons as in
        !            28: .IR  sort (1).
        !            29: .TP
        !            30: .B -i
        !            31: Interactive.
        !            32: There is no
        !            33: .I string
        !            34: argument; instead
        !            35: .I look
        !            36: takes lines from the standard input as strings to be looked up.
        !            37: .TP
        !            38: .B -x
        !            39: Exact.
        !            40: Print only lines of the file whose key matches
        !            41: .I string
        !            42: exactly.
        !            43: .TP
        !            44: .B  -d
        !            45: `Directory' order:
        !            46: only letters, digits,
        !            47: tabs and blanks participate in comparisons.
        !            48: .TP
        !            49: .B  -f
        !            50: Fold.
        !            51: Upper case letters compare equal to lower case.
        !            52: .TP
        !            53: .B -n
        !            54: Numeric comparison with initial string of digits, optional minus sign,
        !            55: and optional decimal point.
        !            56: .TP
        !            57: .BI -t c
        !            58: `Tab character'
        !            59: .I c
        !            60: terminates the sort key in the
        !            61: .I file.
        !            62: .PP
        !            63: If no
        !            64: .I file
        !            65: is specified,
        !            66: .F /usr/dict/words
        !            67: is assumed, with collating sequence
        !            68: .BR df .
        !            69: .SH FILES
        !            70: .F /usr/dict/words
        !            71: .SH "SEE ALSO"
        !            72: .IR sort (1), 
        !            73: .IR gre (1), 
        !            74: .IR dict (7)
        !            75: .SH DIAGNOSTICS
        !            76: .I Look
        !            77: returns exit status 0 if
        !            78: .I string
        !            79: is found, 1 if not found, 2 for error.

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