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I think I found a solution<br />
<br />
<a href="http://www.emoreau.com/Entries/Articles/2008/08/Introducing-SystemIOPackaging.aspx" rel="ugc">http://www.emoreau.com/Entries/Articles/2008/08/Introducing-SystemIOPackaging.aspx</a><br />
<br />
Willl try later
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I think I found a solution

http://www.emoreau.com/Entries/Articles/2008/08/Introducing-SystemIOPackaging.aspx [http://www.emoreau.com/Entries/Articles/2008/08/Introducing-SystemIOPackaging.aspx]

Willl try later

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One always learn something new at EE :-) ZipPackage was new to me.
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One always learn something new at EE :-) ZipPackage was new to me.

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Are there methods or libraries provided in C#4.0 to unzip a file and save it on hard disk without using any third party component?
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Are there methods or libraries provided in C#4.0 to unzip a file and save it on hard disk without using any third party component?

Unzip files in C#4.0

C# is an object-oriented programming language created in conjunction with Microsoft’s .NET framework. Compilation is usually done into the Microsoft Intermediate Language (MSIL), which is then JIT-compiled to native code (and cached) during execution in the Common Language Runtime (CLR).