C# 写日志，用于记录程序运行状态

private object _logLock = new object();


public void WriteLog(string text)
{
lock (_logLock)
{
string line = String.Format("[{0:yyyy-MM-dd hh:mm:ss}] {1}\r\n", DateTime.Now, text);
System.IO.File.AppendAllText(_fileRoot + @"\trace.txt", line, Encoding.UTF8);
}
}