log.cs

用C#编写的一个款搜索engine的源代码！摘自<Visual c#2005 程序设计>

using System;
using System.IO;

namespace SECompare.Config
{
	public class Log
	{
		/// <summary>
		/// Open Log file.
		/// </summary>
        private static FileInfo Open()
		{
            FileInfo file = new FileInfo("log.ini");
            if (!file.Exists)
            {
                FileStream fs = file.Create();
                fs.Close();
            }
            return file;
		}

		/// <summary>
		/// Append content to log file. 
		/// </summary>
		/// <param name="log">Content string to be appended.</param>
		public static void Append(String log)
		{
            FileInfo file = Log.Open();
			StreamWriter w = new StreamWriter(file.FullName,true);
			w.WriteLine(log);
			w.Close();
		}
	}
}