3v4l.org

run code in 150+ php & hhvm versions
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<?php echo strtoupper('baffle'), "\n"; echo mb_strtoupper('baffle'), "\n";
Output for 5.6.0 - 7.1.0
BAfflE BAfflE
Output for 4.3.0 - 5.5.38
BAfflE BAϬ�E