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<?php echo implode(', ', array_column(array(range(0, 4), range(0, 6), range(0, 5)), 2)), "\n"; if (! function_exists('array_column')) { function array_column($array, $column_key, $idx=NULL) { $result = array(); foreach ($array as $i => $item) { $result[$idx ? $item[$idx]: $i] = $item[$column_key]; } return $result; } } class Artist implements ArrayAccess { public $artist_name; function __construct($name) { $this->artist_name = $name; } function offsetGet($name) { return $this->$name; } function offsetExists($name) { return isset($this->$name); } function offsetSet($name, $value) { $this->$name = $value; } function offsetUnset($name) { unset($this->$name); } } $artists = array( new Artist('Dali'), new Artist('Picasso'), new Artist('Titian'), ); echo implode(', ', array_column($artists, 'artist_name')), "\n"; /*****/
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
2, 2, 2 Deprecated: Return type of Artist::offsetExists($name) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/utV5M on line 22 Deprecated: Return type of Artist::offsetGet($name) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/utV5M on line 19 Deprecated: Return type of Artist::offsetSet($name, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/utV5M on line 25 Deprecated: Return type of Artist::offsetUnset($name) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/utV5M on line 28 Dali, Picasso, Titian
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
2, 2, 2 Dali, Picasso, Titian
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
2, 2, 2
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45
Fatal error: Call to undefined function array_column() in /in/utV5M on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/utV5M on line 14
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 T_STRING, expecting '{' in /in/utV5M on line 14
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/utV5M on line 14
Process exited with code 255.
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