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run code in 200+ php & hhvm versions
Bugs & Features
<?php $mynumber = (float) "3.8e-7"; var_dump($mynumber);
Output for 5.3.0 - 5.6.30, hhvm-3.10.1 - 3.17.3, 7.0.0 - 7.1.7
float(3.8E-7)