c# - Resharper 将字段更改为只读

Question

我正在试用 Resharper，我注意到它建议将实例级字段设置为只读。例如:

private readonly IConnection _connection;

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

将字段标记为只读有什么好处？

Answer 1

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