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run code in 150+ php & hhvm versions
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<?php $i = '0'; echo (is_int($i))? 'int' : 'not int' . PHP_EOL; echo (is_numeric($i))? 'int' : 'not int';
Output for 4.3.10 - 4.4.9, 5.0.2 - 7.1.0
not int int
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/aF4kZ on line 4 not intPHP_EOLint