Here is the javascript code that has a "no" in the datastring and i want to pass that datastring to data.php using getJson So that in the end i can get json as a response. My data.php code is working but javascript code is not working so please help me. 

Javascript code

```
dataString = 'no='+ no; 

$.getJSON("data.php", dataString,function(response){

        console.log(response);
  });

```

php code

```
$no=$_POST['no'];

$headers = array(
'Content-Type: application/json',
);

$url = 'https://www.outpan.com/api/get-product.php?barcode='.$no.'&apikey=318c91a99b132a29dda536d63e7fb8b4';

$ch = curl_init();

curl_setopt($ch, CURLOPT_URL, $url);

curl_setopt($ch, CURLOPT_POST, false);

curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

curl_setopt($ch, CURLOPT_RETURNTRANSFER, true );

curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

 $result = curl_exec($ch);

curl_close($ch);

//$result_arr = json_decode($result, true);

echo result;

```