3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['one' => 1, 'two' => 2, 'three' => 3]; $b = [1,2,3]; echo json_encode($a), "\n"; echo json_encode($b);

This is an error 500

Value for `_results` contains invalid data `array`


preferences:
165.55 ms | 2112 KiB | 11 Q