C#读取配置文件的方法汇总

配置文件

第一种

  class SQLConfiguration : ConfigurationSection
  {
    [ConfigurationProperty("type", IsRequired = true)]
    public string Type
    {
      get { return this["type"].ToString(); }
      set { this["type"] = value; }
    }

    [ConfigurationProperty("connectionString", IsRequired = true)]
    public string ConnectionString
    {
      get { return this["connectionString"].ToString(); }
      set { this["connectionString"] = value; }
    }
  }

      SQLConfiguration sqlConfig = (SQLConfiguration)ConfigurationManager.GetSection("SQLConfiguration");
      Console.WriteLine(sqlConfig.Type);
      Console.WriteLine(sqlConfig.ConnectionString);

第二种

  public class AccountConfiguration : ConfigurationSection
  {
    [ConfigurationProperty("users", IsRequired = true)]
    public AccountSectionElement Users
    {
      get { return (AccountSectionElement)this["users"]; }
    }
  }

  public class AccountSectionElement : ConfigurationElement
  {
    [ConfigurationProperty("username", IsRequired = true)]
    public string UserName
    {
      get { return this["username"].ToString(); }
      set { this["username"] = value; }
    }

    [ConfigurationProperty("password", IsRequired = true)]
    public string Password
    {
      get { return this["password"].ToString(); }
      set { this["password"] = value; }
    }
  }

     AccountConfiguration accountConfig = (AccountConfiguration)ConfigurationManager.GetSection("AccountConfiguration");
      Console.WriteLine(accountConfig.Users.UserName);
      Console.WriteLine(accountConfig.Users.Password);

第三种

      Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
      SmtpSection section = config.GetSection("system.net/mailSettings/smtp") as SmtpSection;
      Console.WriteLine(section.From);

第四种

https://www.jb51.net/article/53615.htm

第五种

 ConfigurationManager.AppSettings

第六种

 ConfigurationManager.ConnectionStrings

当然还有很多......

以上所述就是本文的全部内容了，希望大家能够喜欢。