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run code in 300+ PHP versions simultaneously
<?php $x = array(1.0, 0.111111111111111111, 1/3, 1e300, 1e-300, M_PI); array_walk($x, function($v) { echo "$v" . PHP_EOL; echo json_encode($v) . PHP_EOL; echo PHP_EOL; });
Output for git.master, git.master_jit, rfc.property-hooks
1 1 0.11111111111111 0.1111111111111111 0.33333333333333 0.3333333333333333 1.0E+300 1.0e+300 1.0E-300 1.0e-300 3.1415926535898 3.141592653589793

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