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run code in 300+ PHP versions simultaneously
<?php $v = array(1.0, 0.0000000001, 1e300, 1e-100); array_walk($v, function($i) { echo $i . "\n" . json_encode($i) . "\n\n"; });
Output for git.master, git.master_jit, rfc.property-hooks
1 1 1.0E-10 1.0e-10 1.0E+300 1.0e+300 1.0E-100 1.0e-100

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