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Linux常用命令-62：wc
source link: https://xugaoxiang.com/2022/06/19/linux-cmds-62-wc/
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wc 命令统计指定文件中的字节数、字数、行数，并将统计结果显示输出。
语法格式：wc [参数] [文件]
常用参数：
# 统计文件test.txt中的字数
wc -w test.txt
# 统计文件test.txt中的字节数
wc -c test.txt
# 统计文件test.txt中的行数
wc -l test.txtRecommend
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