Online PHP editor | refs for FVeq7

<?php declare(strict_types=1); $resource = fopen('php://stdin', 'r'); $values = [ 'int' => 5, 'string' => '5', 'float' => 5.0, 'bool' => true, 'array' => [5], 'object' => new stdClass(), 'null' => null, 'resource' => $resource, ]; foreach ($values as $v1) { foreach ($values as $v2) { var_dump($v1 <=> $v2); } }