Correct php code to process url array (quick project)

Thumbnail array is stored in the "previews" column of table as shown by the urls between "images: [... ]" The end result is to have images: ['.$previews.' ] Please see more in-depth here: [login to view URL] Code snippet: $previews = $db->get_results("SELECT previews FROM ".DB_PREFIX."videos WHERE id='".$video->id."'"); echo "<script> (function($) { 'use strict'; $('#preview-$video->id').cjImageVideoPreviewer({ images: [ '[login to view URL]', '[login to view URL]', '[login to view URL]', '[login to view URL]' ], delay: 500, showProgress: false }); }(jQuery)); </script>"; }