open file c# code example
Example 1: open link c#
System.Diagnostics.Process.Start("http://google.com");
Example 2: read file c#
string text = File.ReadAllText(@"c:\file.txt", Encoding.UTF8);
Example 3: opening a file in c#
using System;
using System.IO;
using System.Text;
class Test
{
public static void Main()
{
string path = "test.txt";
using (FileStream fs = File.Open(path, FileMode.Open, FileAccess.Write, FileShare.None))
{
Byte[] info = new UTF8Encoding(true).GetBytes("This is some text in the file.");
fs.Write(info, 0, info.Length);
}
using (FileStream fs = File.Open(path, FileMode.Open))
{
byte[] b = new byte[1024];
UTF8Encoding temp = new UTF8Encoding(true);
while (fs.Read(b,0,b.Length) > 0)
{
Console.WriteLine(temp.GetString(b));
}
}
}
}
Example 4: open file in explorer c#
using System.Diagnostics;
using System.IO;
private void OpenFolder(string folderPath)
{
if (Directory.Exists(folderPath))
{
ProcessStartInfo startInfo = new ProcessStartInfo
{
Arguments = folderPath,
FileName = "explorer.exe";
};
Process.Start(startInfo);
}
else
{
MessageBox.Show(string.Format("{0} Directory does not exist!", folderPath));
}
}
Example 5: c# open file
System.Diagnostics.Process.Start(filePath);