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This document uses PHP Chinese website manual Release
(PHP 5 >= 5.1.0)
ArrayObject::setIteratorClass — Sets the iterator classname for the ArrayObject.
$iterator_class
)Sets the classname of the array iterator that is used by ArrayObject::getIterator().
iterator_class
The classname of the array iterator to use when iterating over this object.
没有返回值。
Example #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 )