ASP.NET Core Response.Body 默认是 HttpResponseStream，其主要特征是只能追加写，不能读取也不能修改。 所以最根本方法是替换 HttpResponseStream。 随便设置一个中间件，或者将 HttpContext 拿出来，定义变量 context。 替[......] 继续阅读

ASP.NET Core Response.Body is by default an HttpResponseStream, which is characterized by allowing writes only in append mode, and it cannot be read o[......] 继续阅读