How to get Facebook likes count of a page using Graph API 2.8 Ver

(11/2016 Updated): This is an updated and working code snippet which can be used to retrieve Facebook like count of a specific page. To use this code snippet you’ll need a Facebook App ID and Secret Key. This use latest 2.8 API version method.

Step 1: 

Go to https://developers.facebook.com/ login with your facebook account. If you don’t have one you have to create one.

Step 2:

Created an app from facebook developer.

Step3:

You have to get App ID and App Secret from app you created.

Step 4:

PHP Code to get facebook like count of a page.

<?php
function fbLikeCount($id,$appid,$appsecret){
  $json_url ='https://graph.facebook.com/'.$id.'?access_token='.$appid.'|'.$appsecret.'&fields=fan_count';
  $json = file_get_contents($json_url);
  $json_output = json_decode($json);

  //Extract the likes count from the JSON object
  if($json_output->fan_count){
    return $fan_count = $json_output->fan_count;
  }else{
    return 0;
  }
}
echo fbLikeCount('coregenie','___APPID___','___APPSECRET___');
?>

Please edit your page name , app id, app secret.

This method is working. Tested on 1/5/2017

If you face any issues or the code not working please comment below.