PHP pure native to fetch content-type:application/json and content-type:application/x-www-form-urlencoded && CURL corresponding request for each

 PHP $_POST to retrieve application/x-www-form-urlencoded  i.e form submission post request

<?php

if ($_SERVER["REQUEST_METHOD"] == "POST") {
  // collect value of input field
  $name = $_POST['fname'];

}

CURL for Content-Type:application/x-www-form-urlencoded

curl -i \

-H "content-type:application/x-www-form-urlencoded" \

-d 'fname=test' \

-X POST http://server:port \

--trace-ascii /dev/stdout

https://stackoverflow.com/questions/52320831/curl-send-json-as-x-www-form-urlencoded/52320948

https://www.w3schools.com/php/php_superglobals_post.asp

PHP  file_get_contents('php://input')   to retrieve  content-type:application/json   i.e API post request

$inputJSON = file_get_contents('php://input');
$input = json_decode($inputJSON, TRUE); //convert JSON into array

CURL for Content-Type:application/json

curl -i \
-H "content-type:application/json" \
-d '{"email":"customerA@hotmail.com", "name":"customerA", "message": "Hi there, just love your website"}' \
-X POST http://ip:port \
--trace-ascii /dev/stdout

https://stackoverflow.com/questions/52320831/curl-send-json-as-x-www-form-urlencoded/52320948