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run code in 150+ php & hhvm versions
Bugs & Features
<?php $sort = array(1,2,3,4,5); var_dump(implode(', ', array_pad(array(), count($sort), '?')));
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(13) "?, ?, ?, ?, ?"