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run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = array(0 => 200, '730404' => 89730 ,'730205' => 1000 ,'730100' => 1000 ,'730601' => 2184); $keys = array_keys($array, '730205'); print_r($keys); ?>
Output for 4.3.0 - 7.1.7
Array ( )