What ever happened to deltree, and what's its replacement?

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终归单人心
终归单人心 2020-12-04 23:28

In earlier versions of MS-DOS - I want to say version 7, but I could be wrong - there was a deltree command, which recursively deleted all subdirectories and fi

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  • 2020-12-04 23:33

    Delete all files and subdirectories

    cd /d Directory && rd /s /q .\
    
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  • 2020-12-04 23:34

    Feeling nostalgic, I wrote my own deltree.exe. It works with both directories and files, and uses SHFileOperation() for speed.

    https://github.com/ai7/toolbox/tree/master/deltree

    deltree v1.01 [Mar 27 2015, 16:31:02] (gcc 4.9.1)
    
    Usage: deltree [options] <path> ...
    
    Options:
      -y    yes, suppresses prompting for confirmation
      -s    silent, do not display any progress dialog
      -n    do nothing, simulate the operation
      -f    force, no prompting/silent (for rm compatibility)
      -r    ignored (for rm compatibility)
    
    Delete directories and all the subdirectories and files in it.
    

    It takes wildcards and you can use it like unix rm:

    deltree -rf *
    
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  • 2020-12-04 23:35

    As others have mentioned, the rd command has the /s switch to recursively remove sub-directories. You can combine it with the /q switch to forcibly delete a sub-directory (and its contents) without prompting as so

    rd /s /q c:\foobar
    

    What everybody is missing is that rd is not an exact replacement for deltree as seemingly (almost) every page returned by Googling for windows deltree would have you believe. The deltree command worked for both directories and files, making it a single convenient, all-purpose deletion command. That is both of the following are valid:

    deltree /y c:\foobar
    deltree /y c:\baz.txt
    

    However rd (not surprisingly) only works for directories. As such only the first of these commands is valid while the second gives and error and leaves the file un-deleted:

    rd /s /q c:\foobar
    rd /s /q c:\baz.txt
    

    Further, the del command only works for files, not directories, so only the second command is valid while the first gives an error:

    del /f /q c:\foobar
    del /f /q c:\baz.txt
    

    There is no built-in way to delete files and directories as could be done with deltree. Using rd and del individually is inconvenient at best because it requires distinguishing whether a file-system object (file-/folder-name) is a file or directory which is not always possible or practical.

    You can copy the deltree command from a previous OS, however it will only work on 32-bit versions of Windows since it is a 16-bit DOS command (even in Windows 9x).

    Another option is to create a batch-file that calls both del and rd; something like this:

    ::deltree.bat
    
    @echo off
    rd  %* 2> nul
    del %* 2> nul
    

    You would call it as so:

    deltree.bat /s /q /f c:\foobar
    deltree.bat /s /q /f c:\baz.txt
    

    This calls both rd and del, passing in the arguments and redirecting the output to nul to avoid the error that one of them will invariably emit.

    You will probably want to customize the behavior to accomodate or simplify parameters or allow error messages, but even so, it is not ideal and not a direct replacement for deltree.

    An alternative is to get a third-party tool, though finding one is a real exercise in search-query-crafting.

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  • 2020-12-04 23:36
    rmdir /s /q directory
    
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  • 2020-12-04 23:36

    Use this:

    cd (your directory here)
    del *.* /f /s /q
    
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  • 2020-12-04 23:38
    $ help rd
    Removes (deletes) a directory.
    
    RMDIR [/S] [/Q] [drive:]path
    RD [/S] [/Q] [drive:]path
    
        /S      Removes all directories and files in the specified directory
                in addition to the directory itself.  Used to remove a directory
                tree.
    
        /Q      Quiet mode, do not ask if ok to remove a directory tree with /S
    
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