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<?php $a = array(10); $n = 0; foreach($a as &$v) { echo $v; $a[] = 42; var_dump($a); var_dump(current($a)); if ($n++ > 1) {break;} }
Output for 7.0.0 - 7.1.0
10array(2) { [0]=> &int(10) [1]=> int(42) } int(10) 42array(3) { [0]=> int(10) [1]=> &int(42) [2]=> int(42) } int(10) 42array(4) { [0]=> int(10) [1]=> int(42) [2]=> &int(42) [3]=> int(42) } int(10)
Output for hhvm-3.10.0 - 3.12.0
10array(2) { [0]=> &int(10) [1]=> int(42) } int(42) 42array(3) { [0]=> int(10) [1]=> &int(42) [2]=> int(42) } int(42) 42array(4) { [0]=> int(10) [1]=> int(42) [2]=> &int(42) [3]=> int(42) } int(42)
Output for 5.2.2 - 5.6.28
10array(2) { [0]=> &int(10) [1]=> int(42) } int(42)
Output for 5.0.0 - 5.2.1
10array(2) { [0]=> &int(10) [1]=> int(42) } int(10)
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/djnIS on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/djnIS on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/djnIS on line 4
Process exited with code 255.