『C#基础』C#读写TXT文档

TXT操作类using System.IO;

namespace csdemo.basic.StreamDemo
{
class TextManager
{
FileStream fs;
public TextManager(string txtName)
{
fs = new FileStream(txtName, FileMode.OpenOrCreate,FileAccess.ReadWrite);
fs.Close();
}
public bool write(string txtName,string content)
{
fs = new FileStream(txtName, FileMode.OpenOrCreate, FileAccess.ReadWrite);
StreamWriter sw = new StreamWriter(fs);

sw.Flush();

sw.BaseStream.Seek(0, SeekOrigin.End);
sw.WriteLine(content);
sw.WriteLine();

sw.Flush();
sw.Close();
fs.Close();

return true;
}
public string read(string txtName)
{
fs = new FileStream(txtName, FileMode.OpenOrCreate, FileAccess.ReadWrite);
StreamReader sr = new StreamReader(fs);

sr.BaseStream.Seek(0, SeekOrigin.Begin);

string result = sr.ReadToEnd();

sr.Close();
fs.Close();

return result;
}
}
}