} elseif((strpos($swf_url, 'www.youtube.com/') !== FALSE) or(strpos($swf_url, 'youtu.be/') !== FALSE) ) { $flv=$swf_url; if(preg_match("/http:\/\/www.youtube.com\/watch\?v=([^\/&]+)&?/i", $swf_url, $matches)) { $flv = 'http://www.youtube.com/v/'.$matches[1].'&hl=zh_CN&fs=1'; } if(preg_match("/http:\/\/youtu.be\/([^\/&]+)&?/i", $swf_url, $matches)) { $flv = 'http://www.youtube.com/v/'.$matches[1].'&hl=zh_CN&fs=1'; }$html='';
<iframe width="640" height="360" src=" " frameborder="0" allowfullscreen></iframe>