3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = array( array( 'url' => 'website.com1/etcetcetc', 'itag' => 43, 'quality' => 'medium', 'something' => 'nill' ), array( 'url' => 'website.com2/etcetcetc', 'itag' => 18, 'quality' => 'medium', 'something' => 'nill' ), array( 'url' => 'website.com3/etcetcetc', 'itag' => 5, 'quality' => 'small', 'something' => 'nill' ), array( 'url' => 'website.com4/etcetcetc', 'itag' => 36, 'quality' => 'small', 'something' => 'nill' ), array( 'url' => 'website.com5/etcetcetc', 'itag' => 17, 'quality' => 'small', 'something' => 'nill' ) ); $r = array(); function test($number) { foreach($array as $arr) if ($arr['itag'] == $number) { $r['url'] = $arr['url']; $r['itag'] = $arr['itag']; } } echo '<a href="'.$r['url'].'">quality: '.$r['itag'].'</a>';
based on WlFrS
Output for 5.3.0 - 7.2.0
Notice: Undefined index: url in /in/0JNT7 on line 21 Notice: Undefined index: itag in /in/0JNT7 on line 21 <a href="">quality: </a>
Output for 4.3.0 - 5.2.17
Notice: Undefined index: url in /in/0JNT7 on line 21 Notice: Undefined index: itag in /in/0JNT7 on line 21 <a href="">quality: </a>