C # list and text file conversion

Private List <string> readFileToList (string fileName)
{
FileStream fs = new FileStream (fileName, FileMode. Open, FileAccess. Read );
List <string> list = new List <string> ();
StreamReader m_streamReader = new StreamReader (fs); // Chinese Garbled Text with System. Text. Encoding. Default, or System. Text. Encoding. GetEncoding ("GB2312 ")
// Use the StreamReader class to read files
M_streamReader.BaseStream.Seek (0, SeekOrigin. Begin );
// Read each row from the data stream until the last row of the file is displayed in richTextBox1.

String strLine = m_streamReader.ReadLine ();
While (strLine! = Null)
{
List. Add (strLine );
StrLine = m_streamReader.ReadLine ();
}
// Close this StreamReader object
M_streamReader.Close ();
Return list;

}
Private void writeListToFile (List <string> pList, string myFileName)
{
// Create a file stream for writing or creating a StreamWriter
System. IO. FileStream fs = new System. IO. FileStream (myFileName, FileMode. OpenOrCreate, FileAccess. Write );
StreamWriter m_streamWriter = new StreamWriter (fs );
M_streamWriter.Flush ();
// Use StreamWriter to write content to files
M_streamWriter.BaseStream.Seek (0, SeekOrigin. Begin );
// Write the content in richTextBox1 to the file
For (int I = 0; I <pList. Count; I ++)
{

M_streamWriter.WriteLine (pList [I]);
}
// Close this file
M_streamWriter.Flush ();
M_streamWriter.Close ();

}
 

// Test by gisoracle 2009.9.28
Private void button2_Click (object sender, EventArgs e)
{
List <string> slist = readFileToList (@ "C: conversion \ 54.txt ");
WriteListToFile (slist, @ "C: conversion \ 541.txt ");

}