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run code in 150+ php & hhvm versions
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<?php $arr = array("Puppy", "Teaser", "Chase"); foreach($arr as $key => $a) { if ($a == "Teaser") array_splice($arr, $key, 1); } var_dump($arr); ?>
based on 6HA2G
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(2) { [0]=> string(5) "Puppy" [1]=> string(5) "Chase" }