PHP 8.1.28 Released!

AppendIterator::append

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

AppendIterator::appendAppends an iterator

说明

public AppendIterator::append(Iterator $iterator): void

Appends an iterator.

参数

iterator

The iterator to append.

返回值

没有返回值。

示例

示例 #1 AppendIterator::append() example

<?php
$array_a
= new ArrayIterator(array('a', 'b', 'c'));
$array_b = new ArrayIterator(array('d', 'e', 'f'));

$iterator = new AppendIterator;
$iterator->append($array_a);
$iterator->append($array_b);

foreach (
$iterator as $current) {
echo
$current;
}
?>

以上示例会输出:

abcdef

参见

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