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run code in 200+ php & hhvm versions
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<?php $s = 'abc'; var_dump(mb_split('',$s));
Output for 5.4.13 - 7.2.0
array(1) { [0]=> string(3) "abc" }
Output for 4.3.4 - 5.4.12
Warning: mb_split(): Empty regular expression in /in/dApof on line 4 array(1) { [0]=> string(3) "abc" }
Output for 4.3.2 - 4.3.3
Fatal error: Call to undefined function: mb_split() in /in/dApof on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: mb_split() in /in/dApof on line 4