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<?php $a = array(10, 20); $n = 0; foreach($a as &$v) { echo $v; $a[] = 42; var_dump($a); var_dump(current($a)); if ($n++ > 1) {break;} }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
10array(3) { [0]=> &int(10) [1]=> int(20) [2]=> int(42) } int(10) 20array(4) { [0]=> int(10) [1]=> &int(20) [2]=> int(42) [3]=> int(42) } int(10) 42array(5) { [0]=> int(10) [1]=> int(20) [2]=> &int(42) [3]=> int(42) [4]=> int(42) } int(10)
Output for 5.2.2 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
10array(3) { [0]=> &int(10) [1]=> int(20) [2]=> int(42) } int(20) 20array(4) { [0]=> int(10) [1]=> &int(20) [2]=> int(42) [3]=> int(42) } int(42) 42array(5) { [0]=> int(10) [1]=> int(20) [2]=> &int(42) [3]=> int(42) [4]=> int(42) } int(42)
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.1
10array(3) { [0]=> &int(10) [1]=> int(20) [2]=> int(42) } int(10) 20array(4) { [0]=> &int(10) [1]=> int(20) [2]=> int(42) [3]=> int(42) } int(10)
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/Y4KIf on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/Y4KIf 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/Y4KIf on line 4
Process exited with code 255.

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