- var_dump: documentation ( source)
- class_exists: documentation ( source)
- print_r: documentation ( source)
<?php
if(!class_exists('DateInterval')) return;
$x = DateInterval::createFromDateString('10 minutes');
$y = DateInterval::createFromDateString('30 minutes');
compare($x, $y);
echo "\nHHVM seems to die here...\n";
print_r($x, true);
print_r($y, true);
echo "\nAFTER\n";
compare($x, $y);
function compare($x, $y) {
echo 'x > y: ';
var_dump($x > $y);
echo 'x < y: ';
var_dump($x < $y);
echo 'x == y: ';
var_dump($x == $y);
echo 'x != y: ';
var_dump($x != $y);
}