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run code in 200+ php & hhvm versions
Bugs & Features
<?php $b ='123456'; $vvv = is_numeric($b); var_dump($vvv);
based on SOlRP
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.3.0rc3
bool(true)