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run code in 300+ PHP versions simultaneously
<?php $_content = '<div><div><iframe width="1280" height="720" src="//www.youtube.com/embed/NKvxWMsGW9E?rel=0" frameborder="0" allowfullscreen>blablabla<img src="someimage.gif"></iframe></div></div><div>this div is ok</div>'; $_content = preg_replace('#(?:<(?:div|span)[^>]*>[\s]*)*(<iframe[\s]*(?:[^>]+)>(?:.*?)<\/iframe[^>]*>)(?:[\s]*<(?:embed|script)[^>]*>[^<]*<\/(?:embed|script)[^>]*>[\s]*)*(?:<\/(?:div|span)[^>]*>)*#iu', '$1', $_content); echo $_content; //var_dump($matches);

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