(PHP 5 >= 5.1.0)
iterator_to_array — Copy the iterator into an array
Copy the elements of an iterator into an array.
iteratorThe iterator being copied.
use_keysWhether to use the iterator element keys as index.
In PHP 5.5 and later, if a key is an array or
object, a warning will be generated. NULL keys will be
converted to an empty string, double keys will be
truncated to their integer counterpart,
resource keys will generate a warning and be converted to
their resource ID, and boolean keys will be converted to
integers.
An array containing the elements of the iterator.
| Version | Description |
|---|---|
| 5.5.0 |
iterator_to_array() gained support for key types
other than integer and string when the
use_keys parameter is enabled.
|
| 5.2.1 |
The use_keys parameter was added.
|
Example #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));
?>
The above example will output:
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"
}