Gravity Forms - Checkboxes to Updating Tags

functions.php

<? 
 // see this gist for creating dynamic checkboxes - https://gist.github.com/leepettijohn/28499de95fae967845728ec0be7a43d0
$checktag = 1; //This should stay as 1
$beertag = 16; //This should be the field_id of the checkbox field
while (isset($entry["{$beertag}.{$checktag}"])){		
  if (!empty($entry["{$beertag}.{$checktag}"])){
    wp_set_post_terms($new_beer_id,$entry["{$beertag}.{$checktag}"],'post_tag',true);
  }
  $checktag++;
  if ($checktag % 10 == 0){
    // for whatever reason, GF doesn't like checkbox ids in multiples of 10
    $checktag++;
  }
}