How to unzip a file in Powershell

Question

I have a  zip file and need to unpack its entire content using Powershell  I m doing this but it doesn t seem to work    shell   New-Object -ComObject shell application  zip    shell NameSpace  C  a zip   MkDir  C  a   foreach   item in  zip items         shell Namespace  C  a   CopyHere  item      What s wrong  The directory C  a is still empty

User · Answer

In PowerShell v5 1 this is slightly different compared to v5  According to MS documentation  it has to have a -Path parameter to specify the archive file path    Expand-Archive -Path Draft Zip -DestinationPath C  Reference   Or else  this can be an actual path   Expand-Archive -Path c  Download Draft Zip -DestinationPath C  Reference   Expand-Archive Doc

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Here is a simple way using ExtractToDirectory from System IO Compression ZipFile   Add-Type -AssemblyName System IO Compression FileSystem function Unzip       param  string  zipfile   string  outpath        System IO Compression ZipFile   ExtractToDirectory  zipfile   outpath     Unzip  C  a zip   C  a    Note that if the target folder doesn t exist  ExtractToDirectory will create it  Other caveats    Existing files will not be overwritten and instead trigger an IOException  This method requires at least  NET Framework 4 5  available for Windows Vista and newer  Relative paths are not resolved based on the current working directory  see Why don  39 t  NET objects in PowerShell use the current directory    See also    How to Compress and Extract files  Microsoft Docs

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For those  who want to use Shell Application Namespace Folder CopyHere   and want to hide progress bars while copying  or use more options  the documentation is here  https   docs microsoft com en-us windows desktop shell folder-copyhere  To use powershell and hide progress bars and disable confirmations you can use code like this     We should create folder before using it for shell operations as it is required New-Item -ItemType directory -Path  C  destinationDir  -Force   shell   New-Object -ComObject Shell Application  zip    shell Namespace  C  archive zip    items    zip items    shell Namespace  C  destinationDir   CopyHere  items  1556    Limitations of use of Shell Application on windows core versions  https   docs microsoft com en-us windows-server administration server-core what-is-server-core  On windows core versions  by default the Microsoft-Windows-Server-Shell-Package is not installed  so shell applicaton will not work   note  Extracting archives this way will take a long time and can slow down windows gui

User · Answer

Use Expand-Archive cmdlet with one of parameter set   Expand-Archive -LiteralPath C  source file Zip -DestinationPath C  destination   Expand-Archive -Path file Zip -DestinationPath C  destination

User · Answer

Using expand-archive but auto-creating directories named after the archive   function unzip   file         dirname    Get-Item  file  Basename     New-Item -Force -ItemType directory -Path  dirname     expand-archive  file -OutputPath  dirname -ShowProgress

User · Answer

Hey Its working for me     shell   New-Object -ComObject shell application  zip    shell NameSpace  put ur zip file path here   foreach   item in  zip items         shell Namespace  destination where files need to unzip   CopyHere  item

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ForEach Loop processes each ZIP file located within the  filepath variable      foreach  file in  filepath                 zip    shell NameSpace  file FullName          foreach  item in  zip items                           shell Namespace  file DirectoryName  copyhere  item                    Remove-Item  file FullName

User · Answer

function unzip       param            string  archiveFilePath           string  destinationPath            if   archiveFilePath -notlike                    archiveFilePath    System IO Path   Combine  PWD   archiveFilePath             if   destinationPath -notlike                    destinationPath    System IO Path   Combine  PWD   destinationPath             Add-Type -AssemblyName System IO Compression     Add-Type -AssemblyName System IO Compression FileSystem       archiveFile    System IO File   Open  archiveFilePath   System IO FileMode   Open       archive    System IO Compression ZipArchive   new  archiveFile       if  Test-Path  destinationPath            foreach   item in  archive Entries                 destinationItemPath    System IO Path   Combine  destinationPath   item FullName               if   destinationItemPath -like                         New-Item  destinationItemPath -Force -ItemType Directory  gt   null               else                   New-Item  destinationItemPath -Force -ItemType File  gt   null                   System IO Compression ZipFileExtensions   ExtractToFile  item   destinationItemPath   true                                else            System IO Compression ZipFileExtensions   ExtractToDirectory  archive   destinationPath            Using   unzip  Applications Site zip   C  inetpub wwwroot Site

User · Answer

In PowerShell v5   there is an Expand-Archive command  as well as Compress-Archive  built in   Expand-Archive c  a zip -DestinationPath c  a

[powershell] How to unzip a file in Powershell?

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