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run code in 300+ PHP versions simultaneously
<?php $a = array('a' =>'b'); $l = 'Products: ' . $a);
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.28
Parse error: syntax error, unexpected ')' in /in/QAcIo on line 4
Process exited with code 255.

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