1. 语法与选项
| Short Option | Long Option | Option Description |
|---|---|---|
| -c | –bytes | print the byte counts |
| -m | –chars | print the character counts |
| -l | –lines | print the newline counts |
| –files0-from=F | read input from the files specified by NUL-terminated names in file F | |
| -L | –max-line-length | print the length of the longest line |
| -w | –words | print the word counts |
2. 实例
打印文件的行数，单词数，字符串数
$wc file
结果：
X Y Z file #X 行数 #Y 单词数 #Z 字符数
单独打印行数
$ wc -l file
