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run code in 200+ php & hhvm versions
Bugs & Features
<?php $str = printf('%.1f', 5.5); echo 'Zend PHP Certification '; echo $str;
Output for 4.3.7 - 7.2.0
5.5Zend PHP Certification 3
Output for 4.3.0 - 4.3.6
5.5Zend PHP Certification