Data Type Php

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  4. Finding an element with a particular value
$meals = array('A' => 1,
               'B' => 4.95,
               'C' => 3.00,
               'D' => 6.50,
               'E' => 0); 
$dish = array_search(6.50, $meals);
if ($dish) {
    print "$dish costs \$6.50";
}
?>