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<?php $link = "http://itunes.apple.com/se/app/animoto-video-slideshows/id459248037?mt=8"; preg_match("/id([0-9]*)/", $link, $matches1); var_dump($matches1); preg_match("/id([0-9]+)/", $link, $matches2); var_dump($matches2); ?>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
array(2) { [0]=> string(2) "id" [1]=> string(0) "" } array(2) { [0]=> string(11) "id459248037" [1]=> string(9) "459248037" }

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