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run code in 300+ PHP versions simultaneously
<?php $ret = new(); $ret->a = "1"; print json_ecode($ret);
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.29
Parse error: syntax error, unexpected '(' in /in/aTnLJ on line 2
Process exited with code 255.

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