【C#】写入文件和读取文件

/// <summary>
/// 写入文件
/// </summary>
/// <param name="path">文件路径</param>
/// <param name="name">文件名称</param>
/// <param name="info">信息</param>
public static void WriteFile(string path,string name,string info)
{
    StreamWriter sw;
    FileInfo fi = new FileInfo(path + "/" + name);
    sw = fi.CreateText();
    sw.WriteLine(info);
    sw.Close();
    sw.Dispose();
}

/// <summary>
/// 读取文件
/// </summary>
/// <param name="path">文件路径</param>
/// <param name="name">文件名称</param>
/// <returns></returns>
public static string ReadFile(string path, string name)
{
    StreamReader sr;
    FileInfo fi = new FileInfo(path + "/" + name);
    sr = fi.OpenText();
    string info = sr.ReadToEnd();
    sr.Close();
    sr.Dispose();
    return info;
}