How to use cURL to get JSON data and decode it in PHP

In the previous article "How to use PHP to receive POST JSON data", I introduced to you the processing method of PHP receiving POST JSON data. Friends in need can learn about it~

This article will continue to introduce PHP JSON related knowledge. As mentioned in the title, I will introduce to you how PHP uses cURL to obtain JSON data and decode it. If you are interested, you can continue reading~

First of all A brief introduction tocURL↓[Related recommendations:php curl sending request detailed tutorial]

→cURL:

• means "client URL", the c in curl means client, and URL is URL.

• It is a command line tool for sending and getting files using URL syntax.

• cURL allows communication with other servers using HTTP, FTP, Telnet, etc.

The code example of PHP using cURL to obtain JSON data and decode it is as follows:

      
Instructions for the implementation steps in the above code:
      

       
We first obtain JSON data from a website. The website in the example provides JSON data for testing, which is reqres.in;
       
Then we usecurl_init()Method initialize curl;
       
Then use thecurl_setopt()method withCURLOPT_URLto send a GET request to the reqres.in server to obtain json data;
       
After that, we tell curl to store the json data in a variable, this is done by usingCURLOPT_RETURNTRANSFER# in thecurl_setopt()function ## Parameters to complete;
       
Then use the
curl_exec()method to execute curl;
       
Finally, use
curl_close()Method closes curl.
      
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