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run code in 200+ php & hhvm versions
Bugs & Features
<?php function ReformatPhoneNumber($n){ if(!preg_match('/\\d+?\\-?\\d+?\\s?\\d+/',$n))throw new Exception('Invalid phone number'); $n=str_replace(array('-',' '), '', $n); if(!in_array(strlen($n), array(7,12)))throw new Exception('Invalid phone number'); return $n; } echo ReformatPhoneNumber('2352-23593665');
Output for 5.2.17 - 7.2.0
235223593665