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run code in 150+ php & hhvm versions
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<?php $string = 'test' . chr(0) . "\n" . 'test' . "\r\n" ; mb_ereg('(\0|\r|\n)', $string, $matches); var_dump($matches);
based on SoB2I
Output for 4.3.4 - 7.1.0
array(2) { [0]=> string(1) "" [1]=> string(1) "" }
Output for 4.3.2 - 4.3.3
Fatal error: Call to undefined function: mb_ereg() in /in/qbFDS on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: mb_ereg() in /in/qbFDS on line 7