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<?php $data = array('first', 'second', 'third'); $pop = function () use (&$data) { list($key, $value) = each($data); var_dump($key, $value); }; $pop(); $pop(); $pop(); echo "Length of data is " . count($data);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Call to undefined function each() in /in/EqjtO:6 Stack trace: #0 /in/EqjtO(10): {closure}() #1 {main} thrown in /in/EqjtO on line 6
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /in/EqjtO on line 6 int(0) string(5) "first" int(1) string(6) "second" int(2) string(5) "third" Length of data is 3
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.3.32 - 7.3.33, 7.4.26
int(0) string(5) "first" int(1) string(6) "second" int(2) string(5) "third" Length of data is 3
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/EqjtO on line 5
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, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/EqjtO on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/EqjtO on line 5
Process exited with code 255.

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