Online PHP editor | output for E7tnL

<?php /* * This PHP file is a sample request for initiating the payment request through Next-Web. * In this file, the assumtion is that the business knows his Next-Web user, pass, product and amount as minimum requirements * The business will then send a post request with the information to this file and it will do the redirection to the payment page automatically. * Business can optionally provide some comments about the product which will not be displayed to the users but will be stored in our database for referencing. */ $ch = curl_init(); curl_setopt($ch, CURLOPT_URL,"https://www.nextkw.com/api/getid"); curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_POSTFIELDS, "user=" . "kuwaityogaeventweb" . "&pass=" . "0f40a650f77de192076d88c70cb7ebd3dd3cf4187dd897e13d6b80a0ef2c832a"); // yourNextWebUser is the NextWeb user and yourNextWebPass is the NextWeb password. Replace them with your actual user and pass curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); $ReturnValue = curl_exec($ch); curl_close ($ch); if($ReturnValue == "Error"){//An Error has occured generating the URL for payment. This can happen due to invalid credentials or any other errors. echo " An Error Occured"; } else { ?> <!DOCTYPE html> <html> <head></head> <body> <form id="PaymentForm" action= "<?php echo $ReturnValue; ?>" method="POST">  <input type="hidden" id="amount" name="NWAMNT" value="10">  <input type="hidden" id="tracking"name="TrackingID" value="0">  <input type="hidden" id="Product" name="Product" value="yoga event">  <input type="hidden" id="Comment" name="comment" value="test">  </form> <script> /* This will make sure that the form for payment is submitted automatically */ document.getElementById("PaymentForm").submit(); document.write(""); </script> </body> </html> <?php }