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run code in 150+ php & hhvm versions
Bugs & Features
<?php function test(&$emails) { $emails = implode(', ', $emails); return 1; } $emails = array('a', 1,2,3); test($emails); echo $emails;
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
a, 1, 2, 3