3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input='46.9'; $floor=floor($input); $tens=round($input,-1); echo $floor.' '.$tens."\n"; $array = array( '0', '20' => '0-20', '50' => '20-50', '100' => '50-100', '200' => '100-200', '500' => '200-500', ); print_r($array);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
46 50 Array ( [0] => 0 [20] => 0-20 [50] => 20-50 [100] => 50-100 [200] => 100-200 [500] => 200-500 )

preferences:
275.2 ms | 409 KiB | 456 Q