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Annotation of researchv10dc/man/adm/man1/look.1, revision 1.1.1.1

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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