print array on php

1<?php
2$a = array ('a' => 'apple', 'b' => 'banana', 'c' => array ('x', 'y', 'z'));
3echo "<pre>";
4print_r ($a);
5echo "</pre>";
6?>
7  
8Output:
9
10Array
11(
12    [a] => apple
13    [b] => banana
14    [c] => Array
15        (
16            [0] => x
17            [1] => y
18            [2] => z
19        )
20)
21

1foreach($results['data'] as $result) {
2    echo $result['type'], '<br>';
3}

1<?php $data = array('a'=>'apple','b'=>'banana','c'=>'orange');?>
2<pre><?php print_r($data); ?></pre>
3