iterator_to_array
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
iterator_to_array — Copy the iterator into an array
Beschreibung
Copy the elements of an iterator into an array.
Parameter-Liste
-
iterator -
The iterator being copied.
-
preserve_keys -
Whether to use the iterator element keys as index.
If a key is an array or object, a warning will be generated.
nullkeys will be converted to an empty string, float keys will be truncated to their int counterpart, resource keys will generate a warning and be converted to their resource ID, and bool keys will be converted to integers.Hinweis:
If this parameter is not set or set to
true, duplicate keys will be overwritten. The last value with a given key will be in the returned array. Set this parameter tofalseto get all the values in any case.
Rückgabewerte
An array containing the elements of the iterator.
Beispiele
Beispiel #1 iterator_to_array() example
<?php
$iterator = new ArrayIterator(array('recipe'=>'pancakes', 'egg', 'milk', 'flour'));
var_dump(iterator_to_array($iterator, true));
var_dump(iterator_to_array($iterator, false));
?>
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
array(4) {
["recipe"]=>
string(8) "pancakes"
[0]=>
string(3) "egg"
[1]=>
string(4) "milk"
[2]=>
string(5) "flour"
}
array(4) {
[0]=>
string(8) "pancakes"
[1]=>
string(3) "egg"
[2]=>
string(4) "milk"
[3]=>
string(5) "flour"
}
