C#_File_Assembly

//--------------------------------------------^ ^-----------------------------------------------------------

static void Main(string[] args)

{

　　//1.get current assembly location

　　string currentPath=Assembly.GetExecutingAssembly().Location;　　　　//Get Executing Assembly()　　

　　string currentDirectoryPath=Path.GetDirectoryName(currentPath);

　　

　　//2.create a file under current directory path

　　FileStream fs=File.Create(currentDirectoryPath+@"\test.txt");

　　fs.Close();

　　

　　string msg="This is a test string..";

　　//3.change string to byte[]

　　byte[] bs=System.Text.Encoding.UTF-8.GetBytes(msg);

　　File.WriteAllBytes(currentDirectoryPath+@"\test.txt",bs);

　　

　　//4.change byte[] to string

　　byte[] rbs=File.ReadAllBytes(currentDirectoryPath+@"\test.txt");

　　string rString=System.Text.Encoding.UTF-8.GetString(rbs);

　　Console.WriteLine(rString);

}

//-----------------------------------------------------------------------------------------

编码乱码问题：

#region 工资读写Exercise
using(StreamReader sReader=new StreamReader("工资文件.txt",Encoding.Default))
{
using (StreamWriter sWriter = new StreamWriter("new.txt", false))
{
while (!sReader.EndOfStream)
{
string line = sReader.ReadLine();
string[] lineparts = line.Split(new char[] { '|'});
int doubleSalary = Convert.ToInt32(lineparts[1])*2;
lineparts[1] = doubleSalary.ToString();
string newline = lineparts[0] + "|" + lineparts[1];
sWriter.WriteLine(newline);
}
}
}
#endregion

ReaderAndWriter