- json_encode: documentation ( source)
- usort: documentation ( source)
- range: documentation ( source)
<?php
function test($array) {
usort($array, function($a, $b) { return 1; });
echo json_encode($array), PHP_EOL;
}
for ($i = 3; $i <= 20; $i++) {
test(range(1, $i));
}