Getting Taggable Friends using Facebook PHP SDK 4.0.x

taggable_friends.php

<?php

// requires Facebook PHP SDK 4.0.x or later

// user must be logged-in prior to API call

// get taggable friends
$taggable = (new FacebookRequest( $session, 'GET', '/me/taggable_friends' ))->execute()->getGraphObject()->asArray();

// output response
echo '<pre>' . print_r( $taggable, 1 ) . '</pre>';

// output total friends
echo count( $taggable['data'] );