language: PHP (php 5.4.4)
date: 773 days 16 hours ago
link:
visibility: public 
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<?php
 
$names = array('jimmy', 'johnny', 'sarah');
$ages= array('16', '18', '12');
 
$people = array_combine($ages, $names);
ksort($people);
echo 'Oldest person is: '.end($people);