从技术上讲，这不是编码错误，它是来自的错误响应HTTP 服务器。正如 F-ES Sitecore 所建议的那样，您应该在 POST 和 URL $ c $之间添加一个空格C>。看看这个页面： HTTP Made Really Easy [ ^ ]。

Technically that is not a coding error, it is an error response from the HTTP server. As already suggested by F-ES Sitecore you should add a blank between the POST and the URL. Have a look at this page: HTTP Made Really Easy[^].