(PHP 5 >= 5.1.0, PHP 7, PHP 8)
ArrayObject::setIteratorClass — Sets the iterator classname for the ArrayObject
Sets the classname of the array iterator that is used by ArrayObject::getIterator().
iteratorClassThe classname of the array iterator to use when iterating over this object.
没有返回值。
示例 #1 ArrayObject::setIteratorClass() example
<?php
// Custom ArrayIterator (inherits from ArrayIterator)
class MyArrayIterator extends ArrayIterator {
// custom implementation
}
// Array of available fruits
$fruits = array("lemons" => 1, "oranges" => 4, "bananas" => 5, "apples" => 10);
$fruitsArrayObject = new ArrayObject($fruits);
// Set the iterator classname to the newly
$fruitsArrayObject->setIteratorClass('MyArrayIterator');
var_dump($fruitsArrayObject->getIterator());
?>以上示例会输出:
object(MyArrayIterator)#2 (1) {
["storage":"ArrayIterator":private]=>
object(ArrayObject)#1 (1) {
["storage":"ArrayObject":private]=>
array(4) {
["lemons"]=>
int(1)
["oranges"]=>
int(4)
["bananas"]=>
int(5)
["apples"]=>
int(10)
}
}
}