3v4l.org

run code in 300+ PHP versions simultaneously
<?php $example = array( "ae1" => 1, "ae2" => 2, 0 => 3, 1 => 4, ); ksort($example); print_r($example); krsort($example); print_r($example);

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26.85 ms | 402 KiB | 5 Q