/// <summary> /// 使用连接字符串初始化 <see cref="ConnectionString"/> 类的新实例。 /// </summary> /// <param name="connectionString">数据库连接字符串。</param> /// <exception cref="ArgumentNullException">connectionString 为 null。</exception> public ConnectionString(string connectionString) { Guard.ArgumentNull(connectionString, nameof(connectionString)); Properties = new ConnectionProperties(); this.connectionString = ParseConnectionString(connectionString); }