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<?php $tries = array("when what", "why?"); $answers = array("Why", "Why?"); $tries = array("why?", "why"); $answers = array("Why", "Why?"); $tries = array("why?"); $answers = array("Why", "Why?"); echo "<pre>"; print_r($tries); print_r($answers); // $count = 0; foreach ($answers as $key => $value) { if (in_array(strtolower($value),$tries)) { $count++; } } echo $count; echo "</pre>"; ?>
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
<pre>Array ( [0] => why? ) Array ( [0] => Why [1] => Why? ) 1</pre>