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8.1 Working With Files

8.1.6 wc - count words in a file

wc stands for "word count"; the command can be used to count the number of lines, characters, or words in a file.

Syntax

wc [options] file

Common Options

-c count bytes

-m count characters (SVR4)

-l count lines

-w count words

If no options are specified it defaults to "-lwc".

Examples

Given the file users:

jdoe John Doe 4/15/96

lsmith Laura Smith 3/12/96

pchen Paul Chen 1/5/96

jhsu Jake Hsu 4/17/96

sphilip Sue Phillip 4/2/96

the result of using a wc command is as follows:

% wc users

5 20 121 users

The first number indicates the number of lines in the file, the second number indicates the number of words in the file, and the third number indicates the number of characters.

Using the wc command with one of the options (-l, lines; -w, words; or -c, characters) would result in only one of the above. For example, "wc -l users" yields the following result:

5 users


Introduction to Unix - 14 AUG 1996
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