Here you can find the source of parseYoutubeId(url)
function parseYoutubeId(url){ var regExp = /^.*((youtu.be\/)|(v\/)|(\/u\/\w\/)|(embed\/)|(watch\?))\??v?=?([^#\&\?]*).*/; var match = url.match(regExp); if (match&&match[7].length==11){ return match[7]; }else{// w w w . j a v a 2 s .co m return null; } }