ArrayObject::getIteratorClass

(PHP 5 >= 5.1.0, PHP 7)

ArrayObject::getIteratorClass — Gets the iterator classname for the ArrayObject

说明

public ArrayObject::getIteratorClass ( ) : 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"

参见