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常用Bash脚本命令
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| # 查看当前目录文件总数 | |
| find ./ -name "*.js" | wc -l | |
| # 查看当前目录文件总行数 | |
| find ./ -name "*.js" | xargs cat | wc -l | |
| # 查看当前目录文件总行数，不包含空行 | |
| find ./ -name "*.js" | xargs cat | grep -v ^$ | wc -l |
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