Answers for "php print out json response from request"

php read json request body

//e.g your JSON Req is like this {"UserName":"Ranish","Password":"asdasdasd"}
$jsonReqUrl  = "php://input";
$reqjson = file_get_contents($jsonReqUrl);
$reqjsonDecode = json_decode($reqjson, true);
echo $reqjsonDecode['UserName'];

how to receive json data in php

$data = json_decode(file_get_contents('php://input'), true);
print_r($data);
echo $data;