3v4l.org

run code in 300+ PHP versions simultaneously
<?php class d{} $a = array("", 0, array(), "1", "0", "-1", -1, new d); foreach ($a as $b) { $c = (bool)$b; echo "value = " . var_export($b, true) . "\n"; echo "result = " . var_export($c, true) . "\n"; echo "\n\n"; }

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38.48 ms | 402 KiB | 5 Q