100 Useful Command-Line Utilities

by Oliver; 2014

24. wc

wc counts the number of words, lines, or characters in a file.

Count lines:

$ cat myfile.txt
aaa
bbb
ccc
ddd

$ cat myfile.txt | wc -l
4

Count words:

$ echo -n joe | wc -w
1

Count characters:

$ echo -n joe | wc -c
3

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