How to echo or print an array in PHP?

Echo or print an array in PHP?

<?php

$dataArray =  array (
[0] => array (  [‘car’] => ‘BMW’, [‘color’] => ‘red’ ),
[1] => array ( [‘car’] => ‘Volvo’, [type] => COMMUNITY )
)
echo ‘<pre>’; print_r($dataArray ); echo ‘</pre>’;

?>