Sam that's what I remembered too, but then I thought that maybe using a specific update option could help — user ElektroHacker, that's interesting. When I test it, if I remove the -v switch, everything works correctly; 7-Zip creates the archive if it doesn't exist, and it updates it if it already exists. Don't worry about your English; it's clear. Petr Abdulin Petr Abdulin 1, 2 2 gold badges 16 16 silver badges 25 25 bronze badges. Work-Around To work around this problem, you could delete the archive files if they exist before you create them again.
The FOR iterates through each destination archive file and deletes it. Note that the expression only covers volumes with three-digit suffixes.
If you expect more which I'm not sure is possible , you could replace the??? Community Bot 1. Sam Sam 1, 1 1 gold badge 19 19 silver badges 32 32 bronze badges.
Thanks, I know by deleting first the files is a solution It looks like this is a bug in 7-Zip, so I suspect that a work-around is your only option outside of changing the source or waiting for a bug fix. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. Podcast Making Agile work for data science. Stack Gives Back Featured on Meta.
Switch -aou Avoid name collisions. New files extracted will have a number appending to their names. You will have to deal with them later. Switch -aot Rename existing files.
This will not rename the new files, just the old ones already there. Multiple files. Specify the name of the destination archive file and the source files afterwards. Subdirectory To add many files from an entire subdirectory, specify just the directory name. You do not need to use a wildcard. Tip This command specifies an entire directory called "subdir. Output directory. Use the "e" command and combine it with the -o switch.
The syntax with -o is a bit difficult—this is the example from the 7-Zip help file. Switch V. In data compression, a volume is a segment of a data set that is a certain number of bytes long. The volume switch specifies the exact size in bytes, kilobytes or megabytes. Also You can specify sequential volumes with the "v" switch on the 7z. More switches. Here we take a closer look at more switches that are of limited use. They are sometimes useful to know. Usually you can do better just by using the defaults.
Switch -ssw Compress locked files. You can try this if you have problems opening files. Switch -w Set working directory. You can use this when you want to specify temporary folders. Solid archives. Solid makes it impossible to use the "u" command to update individual files. Switch -mson Enable solid mode. This is the default so you won't often need to specify it.
Switch -msoff Disable solid mode. Useful when you need to update individual files. Will reduce compression ratios normally.
Some things you can change are dictionary sizes, FastBytes values, MatchFinder values, and filters. Normally you don't need to deal with these. With the 7z format, you can specify the algorithm. PPMd is good for compressing plain text files. It is ideal for Word documents. PPMd does not perform as well on binary data. They are useful and higher is normally better. They are not normally useful. Tip You should use PPMd when you have a large corpus body of text.
This could include HTML. How do I add many files with a specific extension? You can use the wildcard anywhere. How do I use BZip2? You can use BZip2 by specifying the "-tbzip2" switch. This can be combined with any compression level.
The modes in 7-Zip automatically use many different settings. How do I use 7z format? Specify the "-t7z" switch for type. Or you can simply omit the type switch and that will default to 7z. This format offers the greatest compression ratios. You can stop 7-Zip from displaying prompts.
Please use the -y switch. This will assume a yes answer to all prompts. Use this only when you are confident. Why can't I update my archive? It is probably a solid archive. Tip Change the archive not to be solid if you want to update it. Search this page for "solid. How can I see what's inside an archive? Use the "l" command. You might want to use "l" in a utility that you run from a command line to make sure your batch archiving properly works.
How can I exclude certain files? Sometimes you want to manually exclude certain files. Use the "-x" switch, followed immediately with an exclamation mark and then the file name. So If you want to exclude "file1. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. How to make 7zip overwrite? Ask Question. Asked 7 years, 8 months ago. Active 7 years, 8 months ago. Viewed 8k times. Does anybody had a problem overwriting files with 7zip.
Improve this question. WhiteHorse WhiteHorse 63 3 3 silver badges 9 9 bronze badges. Add a comment. Active Oldest Votes. Improve this answer. Bacon Bits Bacon Bits Thank you for reply. Unfortunately your solution gives same result. Maybe I need to unzip files to another location and force move them?
0コメント