NoRewindIterator::__construct

(PHP 5 >= 5.1.0)

NoRewindIterator::__construct — Construct a NoRewindIterator

설명

public NoRewindIterator::__construct ( Iterator $iterator )

Constructs a NoRewindIterator.

인수

iterator: The iterator being used.

반환값

A NoRewindIterator() based on the passed in iterator.

예제

Example #1 NoRewindIterator::__construct() example

The second loop does not output because the iterator is only used once, as it does not rewind.


<?php
$fruit = array('apple', 'banana', 'cranberry');

$arr = new ArrayObject($fruit);
$it  = new NoRewindIterator($arr->getIterator());

echo "Fruit A:\n";
foreach( $it as $item ) {
    echo $item . "\n";
}

echo "Fruit B:\n";
foreach( $it as $item ) {
    echo $item . "\n";
}
?>

위 예제의 출력 예시:

Fruit A:
apple
banana
cranberry
Fruit B:

참고

NoRewindIterator::valid() - Validates the iterator