ArrayObject::getIteratorClass
(PHP 5 >= 5.1.0, PHP 7)
ArrayObject::getIteratorClass — Gets the iterator classname for the ArrayObject
说明
public ArrayObject::getIteratorClass
( void
) : string
Gets the class name of the array iterator that is used by ArrayObject::getIterator().
参数
此函数没有参数。
返回值
Returns the iterator class name that is used to iterate over this object.
范例
Example #1 ArrayObject::getIteratorClass() 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);
// Get the current class name
$className = $fruitsArrayObject->getIteratorClass();
var_dump($className);
// Set new classname
$fruitsArrayObject->setIteratorClass('MyArrayIterator');
// Get the new iterator classname
$className = $fruitsArrayObject->getIteratorClass();
var_dump($className);
?>
以上例程会输出：
string(13) "ArrayIterator" string(15) "MyArrayIterator"