How do I get HTTP response in PHP?

For PHP versions 4.0: In order to send the HTTP response code, we need to assemble the response code. To achieve this, use header() function. The header() function contains a special use-case which can detect a HTTP response line and replace that with a custom one. header( “HTTP/1.1 404 Not Found” );

What is the response code for post?

The 204 status code is usually sent out in response to a PUT , POST , or DELETE request when the REST API declines to send back any status message or representation in the response message’s body.

What is PHP status code?

Status codes are similar in that they give information about if a page has loaded successfully or not, and the root cause of any errors. PHP is a scripting language that can generate status-code data.

How do I send a status code in response?

Occasionally, you may need to set a different status code on the response from your Servlet. To set a different HTTP status code from your Servlet, call the following method on the HttpServletResponse object passed in to your server: res. setStatus(nnn);

How do I set HTTP response status code in REST API?

Step-by-Step Guide to Implement the HTTP Status Codes

Step 1: Taking Control Over the OutSystems Exception Handling. As mentioned before, OutSystems uses several HTTP status codes when working with exposed REST API methods.
Step 2: Implementing the Exceptions.
Step 3: Customizing the Response.

What is request and response in PHP?

A piece of data that server issues as an answer to a particular request is called a PHP HTTP response. Response has the same structure as request. It consists of a status line, header and body. To set a certain PHP HTTP response, you should use http_response_code() function.

What is HTTP response code?

HTTP response status codes indicate whether a specific HTTP request has been successfully completed. Responses are grouped in five classes: Informational responses ( 100 – 199 ) Successful responses ( 200 – 299 )

What is HTTP response?

An HTTP response is made by a server to a client. The aim of the response is to provide the client with the resource it requested, or inform the client that the action it requested has been carried out; or else to inform the client that an error occurred in processing its request.

What is HTTP POST request?

In computing, POST is a request method supported by HTTP used by the World Wide Web. By design, the POST request method requests that a web server accept the data enclosed in the body of the request message, most likely for storing it. It is often used when uploading a file or when submitting a completed web form.

What is a 202 status code?

Accepted 202 The request has been accepted for processing, but the processing has not been completed. The request may or may not eventually be acted upon, as it may be disallowed when processing actually takes place. there is no facility for status returns from asynchronous operations such as this.

What happens when PHP doesn’t understand the HTTP response code?

When PHP encounter an HTTP response code it does not understand, PHP will replace the code with one it knows from the same group. For example “521 Web server is down” is replaced by “500 Internal Server Error”. Many other uncommon response codes from other groups 2xx, 3xx, 4xx are handled this way.

How do I get the HTTP response line in PHP?

As of PHP 5.4 there are three methods to accomplish this: The header () function has a special use-case that detects a HTTP response line and lets you replace that with a custom one

What happens when calling HTTP_response_code() result in unexpected behaviour?

There are at least 2 cases when calling http_response_code () result in unexpected behaviour: When PHP encounter an HTTP response code it does not understand, PHP will replace the code with one it knows from the same group. For example “521 Web server is down” is replaced by “500 Internal Server Error”.

How to get the status code of a HTTP request in PHP?

138 PHP <=5.3 The header()function has a parameter for status code. If you specify it, the server will take care of it from there. header(‘HTTP/1.1 401 Unauthorized’, true, 401);