- print_r: documentation ( source)
- implode: documentation ( source)
- array_walk: documentation ( source)
<?php
$ciao = array('ciao'=>'come','va'=>'bene','tu'=>'ok');
$config = array();
array_walk($config, function($value, $key) use($config) {
$config[] = $key . '=' . $value;
});
$config = implode(' ', $config);
echo $config;
print_r($ciao);