Status code 401 – the “unauthorized” error, is a client-side error. Usually, this means the user’s login authentication credentials aren’t working. The user entered an incorrect password, or the server doesn’t know who the user is, and is asking them to try and log in again with ...
For this status code, the server redirects the client to the client. Here's what this means: the server returns this response to the client if the client has a cached version of the requested resource. This is useful because the server would not want to re-send a response that the clien...
Distinguishing the 401 Status Code The 401 Unauthorized status code is returned when the server requires the client to authenticate, whereas the 403 Forbidden status code is returned when the server declines to fulfill the request, despite knowing the identity of the client. This typically means the...
A 400 means that the request was malformed. In other words, the data stream sent by the client to the server didn't follow the rules. In the case of a RESTAPIwith aJSONpayload, 400's are typically, and correctly I would say, used to indicate that the JSON is invalid in some way ...
Read further to find out more about what are HTTP status codes and what each code means. What are HTTP Status Codes? All interactions between your browser and a website are based on the request-response principle. Every time you type an address into your browser, click on a webpage link...
'407' => 'Proxy Authentication Required 请求要求代理的身份认证,与401类似,但请求者应当使用代理进行授权', '408' => 'Request Time-out 服务器等待客户端发送的请求时间过长,超时', '409' => 'Conflict 服务器完成客户端的PUT请求是可能返回此代码,服务器处理请求时发生了冲突', ...
1XX HTTP Status Codes This category is informational, temporary, and invisible to the client. It indicates the server received the request and will proceed with it. 100 — Continue: This interim status code means the server received the initial request, and the client should continue. 101 —...
1xx Informational 请求已接收到,需要继续操作 Request received, continuing process. This class of status code indicates a provisional response, consisting only of the Status-Line and optional headers, and is terminated by an empty line. Since HTTP/1.0 did
Here, let's explore an exhaustive list of HTTP status codes, so when you come across one, you'll know what it means. → Download Now: SEO Starter Pack [Free Kit] What is an HTTP status code? When trying to access a webpage, your browser sends out a request to the web server wher...
10 Status Code Definitions 状态代码有三位数字组成,第一个数字定义了响应的类别,共分五种类别: 1xx:指示信息--表示请求已接收,继续处理 2xx:成功--表示请求已被成功接收、理解、接受 3xx:重定向--要完成请求必须进行更进一步的操作 4xx:客户端错误--请求有语法错误或请求无法实现 ...