ArrayObject::setIteratorClass
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
ArrayObject::setIteratorClass — Sets the iterator classname for the ArrayObject
说明
public ArrayObject::setIteratorClass(string
$iteratorClass): voidSets the classname of the array iterator that is used by ArrayObject::getIterator().
参数
-
iteratorClass -
The classname of the array iterator to use when iterating over this object.
返回值
没有返回值。
范例
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
$fruitsArrayObject->setIteratorClass('MyArrayIterator');
print_r($fruitsArrayObject->getIterator());
?>
以上例程会输出：
MyArrayIterator Object
(
[lemons] => 1
[oranges] => 4
[bananas] => 5
[apples] => 10
)
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