各位拆迁户, vim 普通用户保存,这条指令怎么理解呢 - V2EX
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d0m2o08
V2EX    Vim

各位拆迁户, vim 普通用户保存,这条指令怎么理解呢

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  •   d0m2o08 Sep 2, 2022 1911 views
    This topic created in 1336 days ago, the information mentioned may be changed or developed.
    :w !sudo tee % 

    怎么理解这条指令呢

    7 replies    2022-09-09 18:41:18 +08:00
    kaiger
        1
    kaiger  
       Sep 2, 2022   1
    Beebird
        3
    Beebird  
       Sep 2, 2022
    有时候一个文件的 owner 是 root ,但是你忘记以 root 身份打开它,编辑完了发现无法保存,退出重新以 root 运行 vim 的代价又太大的时候,就可以使用这条指令。
    d0m2o08
        4
    d0m2o08  
    OP
       Sep 2, 2022
    已理解,感谢各位 %代表文件名,我之前不明白这个%是啥意思
    jdhao
        5
    jdhao  
       Sep 2, 2022 via Android
    这个命令在 nvim 运行不了,因为无法输入密码,vim 似乎可以
    Kobayashi
        6
    Kobayashi  
       Sep 6, 2022
    :h cmdline-special

    neovim 确实用不了。可以用 https://github.com/lambdalisue/suda.vim @jdhao
    younger321
        7
    younger321  
       Sep 9, 2022 via Android
    @jdhao 为啥 cat 就不行呢,比如:
    :w !cat
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