title: Get the Access Token in Stripe payment gateway in PHP
body: <p>I am very new to the curl and i need to send the POST request to the following url:</p>
  
  <p><code>curl -X POST https://connect.stripe.com/oauth/token \
    -d client_secret=Secret key \
    -d code=AUTHORIZATION_CODE \
    -d grant_type=authorization_code</code></p>
  
  <p>in the response i will be receiving the access token from the stripe.
  please let me know how can create the function in php to do the same using the php - cURL.</p>
  
  <p>Thanks for your help.</p>