Online PHP editor | output for N3FaI

<?php function request() { $float = 95.00; $string = sprintf("%.3f", $float); // $string = "0.123"; $url = "https://test.oppwa.com/v1/checkouts"; $data = "authentication.userId=8a82941750fc373d0151111603002ec3" . "&authentication.password=d9aMtAqW" . "&authentication.entityId=8a82941750fc373d0151111603002ebf" . "&amount=".$string. "&currency=EUR" . "&paymentType=PA"; echo $data; $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_POSTFIELDS, $data); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); $responseData = curl_exec($ch); if(curl_errno($ch)) { return curl_error($ch); } curl_close($ch); return $responseData; } $responseData = request(); echo $responseData;