- print_r: documentation ( source)
- printf: documentation ( source)
<?php
function foo($ok) {
if ($ok) {
return array('foo', 42);
}
return null;
}
foreach (array(true, false) as $ok) {
list($a, $b) = foo($ok);
printf("a: %s; b: %s\n", print_r($a, false), print_r($b, false));
}