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run code in 200+ php & hhvm versions
Bugs & Features
<?php $n = 'c'; foreach($n as $letter) { echo $letter; } var_dump($n);
based on g0Fq0
Output for 4.3.0 - 4.3.10, 4.4.0 - 7.2.0
Warning: Invalid argument supplied for foreach() in /in/aeAXO on line 5 string(1) "c"
Output for 4.3.11
string(1) "c"