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run code in 150+ php & hhvm versions
Bugs & Features
<?php $x = array(1.1); var_dump(array_walk($x, 'strval'), $x);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Warning: strval() expects exactly 1 parameter, 2 given in /in/Rgtt8 on line 5 bool(true) array(1) { [0]=> float(1.1) }
Output for 4.3.0 - 5.2.17
Warning: Wrong parameter count for strval() in /in/Rgtt8 on line 5 bool(true) array(1) { [0]=> float(1.1) }