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run code in 200+ php & hhvm versions
Bugs & Features
<?php $a = "abc\n123\ndef"; var_dump(mb_ereg('^[0-9]+$', $a));
Output for 4.3.4 - 7.2.0
bool(false)
Output for 4.3.2 - 4.3.3
Fatal error: Call to undefined function: mb_ereg() in /in/5QIEK on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: mb_ereg() in /in/5QIEK on line 3