open zip file in c#
using System;
using System.IO;
using System.IO.Compression;
namespace ConsoleApplication
{
class Program
{
static void Main(string[] args)
{
string zipPath = @"c:\users\exampleuser\start.zip";
string extractPath = @"c:\users\exampleuser\extract";
string newFile = @"c:\users\exampleuser\NewFile.txt";
using (ZipArchive archive = ZipFile.Open(zipPath, ZipArchiveMode.Update))
{
archive.CreateEntryFromFile(newFile, "NewEntry.txt");
archive.ExtractToDirectory(extractPath);
}
}
}
}