1、创建文件夹:mkdir
2、创建文件:vi touch echo cat
如下为echo
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echo >>是追加 echo>是覆盖
如下为cat:
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3、cd命令
cd / 返回根目录
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cd /a /b
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cd ..(回到上一级目录)
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cd ~ (回到根目录)
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cd . (停留在当前目录)
cd ../../(返回上两级目录)
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cd - (返回进入该目录之前所在的目录)
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cd ../git(进入上一级的git目录)
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4 、ls
ls(只显示文档名)
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ls -a (列出文件下的所有文件) ls -A(列出除了“.”和“..”的文件)
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ll=ls -l(并列出文件的详细的信息)
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