Zip And Unzip File In C#

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In.NET framework 4.5 System.IO.Compression, namespaces get some new classes that allow us to work with Zip files programmatically. In order to use these classes we must refer the following two assemblies:. System.IO.Compression.dll. System.IO.Compression.FileSystem.dllwe also need to import System.IO.Compression namespace in code behind which contains class likeZipFileZipArchiveZipArchiveEntryThe ZipFile class provides static methods for creating, opening and extracting zip files. The ZipArchive class represents a bundle of files that are compressed using Zip file format. The ZipArchiveEntry class represents a single entry from a ZipArchive. A ZipArchive typically consists of one or more ZipArchiveEntry instances.lets create a Windows Application as shown below.

Extracts all the files in the specified zip archive to a directory on the file system. In this article OverloadsExtracts all the files in the specified zip archive to a directory on the file system.Extracts all of the files in the specified archive to a directory on the file system.Extracts all the files in the specified zip archive to a directory on the file system and uses the specified character encoding for entry names.Extracts all of the files in the specified archive to a directory on the file system. The directory specified by destinationDirectoryName already exists.-or-The name of an entry in the archive is, contains only white space, or contains at least one invalid character.-or-Extracting an archive entry would create a file that is outside the directory specified by destinationDirectoryName.

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(For example, this might happen if the entry name contains parent directory accessors.)-or-An archive entry to extract has the same name as an entry that has already been extracted from the same archive. Extracts all of the files in the specified archive to a directory on the file system.

Public:static void ExtractToDirectory(System::String ^ sourceArchiveFileName, System::String ^ destinationDirectoryName, bool overwriteFiles); public static void ExtractToDirectory (string sourceArchiveFileName, string destinationDirectoryName, bool overwriteFiles); static member ExtractToDirectory: string. string. bool - unit Public Shared Sub ExtractToDirectory (sourceArchiveFileName As String, destinationDirectoryName As String, overwriteFiles As Boolean) Parameters. The archive specified by sourceArchiveFileName is not a valid.-or-A was not found or was corrupt.-or-A has been compressed using a compression method that is not supported. RemarksThe specified directory must not exist. The method creates the specified directory and all subdirectories.If there is an error while extracting the archive, the archive will remain partially extracted.Each entry will be extracted such that the extracted file has the same relative path to the destinationDirectoryName as the entry has to the archive.The path can specify relative or absolute path information.

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A relative path is interpreted as relative to the current working directory.If a file to be archived has an invalid last modified time, the first date and time representable in the Zip timestamp format (midnight on January 1, 1980) will be used. Extracts all the files in the specified zip archive to a directory on the file system and uses the specified character encoding for entry names. Public:static void ExtractToDirectory(System::String ^ sourceArchiveFileName, System::String ^ destinationDirectoryName, System::Text::Encoding ^ entryNameEncoding); public static void ExtractToDirectory (string sourceArchiveFileName, string destinationDirectoryName, System.Text.Encoding entryNameEncoding); static member ExtractToDirectory: string.

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string. System.Text.Encoding - unit Public Shared Sub ExtractToDirectory (sourceArchiveFileName As String, destinationDirectoryName As String, entryNameEncoding As Encoding) Parameters. The directory specified by destinationDirectoryName already exists.-or-The name of an entry in the archive is, contains only white space, or contains at least one invalid character.-or-Extracting an archive entry would create a file that is outside the directory specified by destinationDirectoryName. (For example, this might happen if the entry name contains parent directory accessors.)-or-An archive entry to extract has the same name as an entry that has already been extracted from the same archive. The archive specified by sourceArchiveFileName is not a valid zip archive.-or-An archive entry was not found or was corrupt.-or-An archive entry was compressed by using a compression method that is not supported. RemarksThis method creates the specified directory and all subdirectories.

Zip And Unzip File In C#

The destination directory cannot already exist. Exceptions related to validating the paths in the destinationDirectoryName or sourceArchiveFileName parameters are thrown before extraction. Otherwise, if an error occurs during extraction, the archive remains partially extracted. Extracts all of the files in the specified archive to a directory on the file system. The archive specified by sourceArchiveFileName is not a valid.-or-An archive entry was not found or was corrupt.-or-An archive entry has been compressed using a compression method that is not supported. RemarksThe specified directory must not exist. This method will create the specified directory and all subdirectories.If there is an error while extracting the archive, the archive will remain partially extracted.Each entry will be extracted such that the extracted file has the same relative path to the destinationDirectoryName as the entry has to the archive.The path can specify relative or absolute path information.

A relative path is interpreted as relative to the current working directory.If a file to be archived has an invalid last modified time, the first date and time representable in the Zip timestamp format (midnight on January 1, 1980) will be used.