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1.1 root 1: .TH FREQ 1
2: .SH NAME
3: freq \- print histogram of character frequencies
4: .SH SYNOPSIS
5: .B freq
6: [
7: .B -dxocr
8: ]
9: [
10: .I file ...
11: ]
12: .SH DESCRIPTION
13: .I Freq
14: reads the given files (default standard input)
15: and prints histograms of the character frequencies.
16: By default,
17: .I freq
18: counts each byte as a character;
19: under the
20: .B -r
21: option it instead counts
22: .SM UTF
23: sequences, that is, runes.
24: .PP
25: Each non-zero entry of the table is printed preceded by the byte value,
26: in decimal, octal, hex, and
27: Unicode
28: character (if printable).
29: If any options are given, the
30: .BR -d ,
31: .BR -x ,
32: .BR -o ,
33: .B -c
34: flags specify a subset of value formats: decimal, hex, octal, and
35: character, respectively.
36: .SH SOURCE
37: .B /sys/src/cmd/freq.c
38: .SH SEE ALSO
39: .IR utf (6),
40: .IR wc (1)
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