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run code in 300+ PHP versions simultaneously
<?php //Source: https://bugs.php.net/bug.php?id=63898 $key = "Foo " . chr(163); $array = array($key => ""); $json = json_encode($array); echo "JSON: ".$json."\n"; var_dump(json_decode($json));

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42.51 ms | 402 KiB | 5 Q