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run code in 200+ php & hhvm versions
Bugs & Features
<?php $feeds = [ ['feed_image' => [ '<a href="http://52.1.47.143/photo/928/2_onclick_ok/userid_244/" class=" js_photo_item_928 photo_holder_image" rel="928" ><img src="http://52.1.47.143/file/pic/photo/2015/04/9bd387c6442135834298d6a17b3f9555_240.jpg" alt="" width="180" height="160" class="photo_holder" /></a><br />', '<a href="http://52.1.47.143/photo/927/8/userid_244/" class=" js_photo_item_928 photo_holder_image" rel="927"><img src="http://52.1.47.143/file/pic/photo/2015/04/6eb60ee0e258223ef72a9a632d0ce429_240.png" alt="" height="84" width="150" class="photo_holder" userid="244" /></a>', 'hufflebuff' ] ], ['some other array'] ]; $result = []; foreach($feeds as $index => $feed) { if(isset($feed['feed_image']) && is_array($feed['feed_image'])) { $result[$index] = array_map(function($item) { $dom = new DOMDocument; $dom->loadHtml($item); $src = simplexml_import_dom($dom)->xpath('//img/@src'); if(!isset($src[0])) { return false; } $components = explode('photo/', $src[0], 1); return end($components); }, $feed['feed_image']); $result[$index] = array_filter($result[$index]); } } var_dump($result);
based on sUihr
Output for 5.4.0 - 7.2.0
array(1) { [0]=> array(2) { [0]=> string(82) "http://52.1.47.143/file/pic/photo/2015/04/9bd387c6442135834298d6a17b3f9555_240.jpg" [1]=> string(82) "http://52.1.47.143/file/pic/photo/2015/04/6eb60ee0e258223ef72a9a632d0ce429_240.png" } }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/hB0Sc on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/hB0Sc on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/hB0Sc on line 3
Process exited with code 255.