Resharper将字段更改为只读

Question

我正在尝试使用Resharper，并且我注意到它建议将实例级别字段设置为只读。例如：

private readonly IConnection _connection; 

public RetrieveCommand(IConnection connection) { 
    _connection = connection; 
} 

这样标记字段的好处是否只读？

Answer 1

它建议你应该把它设置为readonly因为只有地方，你分配_connection成员是在构造函数中。这是你被允许分配给只读成员的唯一地方。

看到这篇文章的解释：Developer Corner: Mark C# class data member as readonly when it's read only

Answer 2

What are the benefits to marking a field as readonly in C#?