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<?php $xs = array(42); foreach ($xs as $x) {} var_dump(current($xs)); $ys = array(42); foreach ($ys as &$y) {} var_dump(current($ys));
Output for 7.0.0 - 7.1.0
int(42) int(42)
Output for 5.0.0 - 5.6.28
bool(false) bool(false)
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/j8k4e on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/j8k4e on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/j8k4e on line 7
Process exited with code 255.