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<?php $array = array(0, 1, 2); while (each($array)) { var_dump(key($array), current($array)); } reset($array); echo "----\n"; foreach ($array as $elem) { var_dump(key($array), current($array)); } reset($array); echo "----\n"; $array2 = &$array; foreach ($array2 as $elem) { var_dump(key($array), current($array)); }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Call to undefined function each() in /in/HP2as:3 Stack trace: #0 {main} thrown in /in/HP2as on line 3
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/HP2as on line 3 int(1) int(1) int(2) int(2) NULL bool(false) ---- int(0) int(0) int(0) int(0) int(0) int(0) ---- int(0) int(0) int(0) int(0) int(0) int(0)
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.3.32 - 7.3.33, 7.4.26
int(1) int(1) int(2) int(2) NULL bool(false) ---- int(0) int(0) int(0) int(0) int(0) int(0) ---- int(0) int(0) int(0) int(0) int(0) int(0)
Output for 5.2.4 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
int(1) int(1) int(2) int(2) NULL bool(false) ---- int(1) int(1) int(1) int(1) int(1) int(1) ---- int(1) int(1) int(2) int(2) NULL bool(false)
Output for 4.3.0 - 4.3.11, 4.4.0, 4.4.2 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.3
int(1) int(1) int(2) int(2) NULL bool(false) ---- int(0) int(0) int(0) int(0) int(0) int(0) ---- int(1) int(1) int(2) int(2) NULL bool(false)
Output for 4.4.1
int(1) int(1) int(2) int(2) NULL bool(false) ---- int(1) int(1) int(2) int(2) NULL bool(false) ---- int(0) int(0) int(0) int(0) int(0) int(0)

preferences:
243.87 ms | 401 KiB | 345 Q