C＃HttpClient：为什么选择MediaTypeWithQualityHeaderValue？ [英] C# HttpClient: Why MediaTypeWithQualityHeaderValue?

问题描述

尝试在请求上设置 Content-Type标头属性时，MediaTypeWithQualityHeaderValue参数的用途是什么？ MSDN文档简单声明：

What is the purpose of the MediaTypeWithQualityHeaderValue parameter when attempting to set the "Content-Type" header property on a request? The MSDN documentation simply states:

表示具有附加质量的内容类型标头值。

Represents a content-type header value with an additional quality.

附加质量的具体含义是什么？

What specifically is meant by 'an additional quality'?

推荐答案

目的是遵守HTTP标准，该标准在3.9节中定义了质量值。您可以在RFC 2616中进一步了解它。这是一个链接： http：/ /www.w3.org/Protocols/rfc2616/rfc2616-sec3.html

The purpose is to comply with the HTTP standard, which under section 3.9 defines quality values. You can read further about it in RFC 2616. Here is a link : http://www.w3.org/Protocols/rfc2616/rfc2616-sec3.html

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