Online PHP editor | output for NH6Gk

<?php $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, "http://www.example.com/"); curl_setopt($ch, CURLOPT_HEADER, 0); curl_exec($ch); curl_close($ch); $var = "testing module"; $statement = 'This is a $var'; echo ($statement); $var = "testing module"; $statement = "This is a $var"; echo ($statement); $arr = array("foo","bar","baz"); for ( $i = 0; $i < count($arr); $i++){ $item = $arr[$i]; } echo "<pre>"; print_r($item); echo "</pre>"; $a = 3; print '$a'; echo '$a'; print "$a"; echo "$a"; $array = array(array(141,151,161), 2, 3, array(101, 202, 303)); function DisplayArray($array) { foreach ($array as $value) { if (is_array($value)) { DisplayArray($value); } else { echo $value . " "; } } } DisplayArray($array); echo 0x10; ?>