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run code in 200+ php & hhvm versions
Bugs & Features
<?php $userSeparator = '*'; $selfSeparator = '-'; $separator = (null !== $userSeparator) ? $userSeparator : ((null !== $selfSeparator) ? $selfSeparator : '-'); echo $separator;
Output for 4.3.0 - 7.3.0rc4
*