PHP | ArrayObject setIteratorClass() Function
Last Updated :
27 Sep, 2019
The ArrayObject::setIteratorClass() function is an inbuilt function in PHP which is used to set the iterator classname for the ArrayObject.
Syntax:
void ArrayObject::setIteratorClass( string $iterator_class )
Parameters: This function accepts single parameter $iterator_class which holds the class name of the array iterator. It is used when iterating it over this object.
Return Value: This function does not return any value.
Below programs illustrate the ArrayObject::setIteratorClass() function in PHP:
Program 1:
<?php
class iteratorClass extends ArrayIterator {
}
$arrayObjectElement = new ArrayObject(
array ( 'Geeks' , 'for' , 'Geeks' )
);
$arrayObjectElement ->setIteratorClass( 'iteratorClass' );
print_r( $arrayObjectElement ->getIterator());
?>
|
Output:
iteratorClass Object
(
[storage:ArrayIterator:private] => ArrayObject Object
(
[storage:ArrayObject:private] => Array
(
[0] => Geeks
[1] => for
[2] => Geeks
)
)
)
Program 2:
<?php
class iteratorClass extends ArrayIterator {
}
$arr = array (
"a" => "Welcome" ,
"b" => "to" ,
"d" => "GeeksforGeeks"
);
$arrayObjectElement = new ArrayObject( $arr );
$arrayObjectElement ->setIteratorClass( 'iteratorClass' );
print_r( $arrayObjectElement ->getIterator());
?>
|
Output:
iteratorClass Object
(
[storage:ArrayIterator:private] => ArrayObject Object
(
[storage:ArrayObject:private] => Array
(
[a] => Welcome
[b] => to
[d] => GeeksforGeeks
)
)
)
Reference: https://www.php.net/manual/en/arrayobject.setiteratorclass.php
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