C# File OpenRead
Description
File OpenRead Opens an existing file for reading.
Syntax
File.OpenRead has the following syntax.
public static FileStream OpenRead(
string path
)
Parameters
File.OpenRead has the following parameters.
path- The file to be opened for reading.
Returns
File.OpenRead method returns A read-only FileStream on the specified path.
Example
The following example opens a file for reading and writing.
//from w w w. jav a 2 s . c o m
using System;
using System.IO;
using System.Text;
class Test
{
public static void Main()
{
string path = @"c:\temp\MyTest.txt";
using (FileStream fs = File.OpenWrite(path))
{
Byte[] info = new UTF8Encoding(true).GetBytes("This is to test the OpenWrite method.");
fs.Write(info, 0, info.Length);
}
using (FileStream fs = File.OpenRead(path))
{
byte[] b = new byte[1024];
UTF8Encoding temp = new UTF8Encoding(true);
while (fs.Read(b,0,b.Length) > 0)
{
Console.WriteLine(temp.GetString(b));
}
}
}
}