Online PHP editor | output for 7Q1BQ

<?php $_content = '<p class="post_content">[iframe width="256" height="175" src="http://www.youtube.com/embed/ICx3AfSlc-w" frameborder="0" allowfullscreen]</p> //www.youtu.be/asdlfkjad_1 https://www.youtube.com/watch?v=dZpc936_Hgo http://youtu.be/lvOFck4dn_8 http://vimeo.com/65484727 http://www.metacafe.com/watch/10599819/are_katy_perry_and_john_mayer_back_together http://www.dailymotion.com/video/xzdijh_hire-data-entry-expert_news <embed style="width:400px; height:326px;" wmode="opaque" id="VideoPlayback" type="application/x-shockwave-flash" src="http://video.google.com/googleplayer.swf?docId=123456&hl=en" flashvars=""> </embed> <embed src="http://blip.tv/play/gaUIx5A7AA" type="application/x-shockwave-flash" width="320" height="270" allowscriptaccess="always" allowfullscreen="true"></embed> <iframe width="575" height="324" src="http://cache.vevo.com/m/html/embed.html?video=GBA320903400&autoplay=1" frameborder="0" allowfullscreen></iframe> https://www.facebook.com/FacebookDevelopers/posts/10151471074398553 https://www.facebook.com/video/embed?video_id=10152778880075249 "https://www.facebook.com/FacebookDevelopers/videos/10152454700553553/" <div class="post_source_linkbar"> <img class="post_source_logo" src="http://economyincrisis.org/wp-content/uploads/2011/08/EICtext5.png"><img class="post_source_icon" title="Economy In Crisis" src="http://www.google.com/s2/favicons?domain=http%3A%2F%2Feconomyincrisis.org%2F">Source</div>'; function media_add($a) { global $_media_list; $_media_list[] = $a[0]; return ''; } function embedded_media($content) { global $_media_list; $_media_list = array(); preg_replace_callback(array( '/(https?:|)\/\/(?:[0-9A-Z-]+\.)?(?:youtu\.be\/|youtube\.com(?:\/embed\/|\/v\/|\/watch\?v=|\/ytscreeningroom\?v=|\/feeds\/api\/videos\/|\/user\S*[^\w\-\s]|\S*[^\w\-\s]))([\w\-]{11})[?=&+%\w-]*/i', '/(https?:|)\/\/vimeo\.com\/(\d+)/i', '/(https?:|)\/\/www\.metacafe\.com\/watch\/(\d+)\/(\w+)/i', '/(https?:|)\/\/www\.dailymotion\.com[^\/]*\/video\/(\w+)/i', '/(https?:|)\/\/blip.tv\/play\/(\w+)/i', '/(https?:|)\/\/(?:[0-9A-Z-]+\.)?vevo\.com[^\?]+\?video\=(\w+)/i', '/(https?:|)\/\/www\.facebook\.com\/([^\?]+\?video_id\=(\w+)|[^\/]*\/videos\/(\w+))/i', ), 'media_add', $content); return $_media_list; } var_dump(embedded_media($_content));