AppendIterator::getIteratorIndex

(PHP 5 >= 5.2.0, PHP 7)

AppendIterator::getIteratorIndexGets an index of iterators


Description

public AppendIterator::getIteratorIndex ( ) : int

Gets the index of the current inner iterator.


Parameters

This function has no parameters.


Return Values

Returns an int, which is the zero-based index of the current inner iterator.


Examples

Example #1 AppendIterator.getIteratorIndex() basic example

<?php$array_a = new ArrayIterator(array('a' => 'aardwolf', 'b' => 'bear', 'c' => 'capybara'));$array_b = new ArrayIterator(array('apple', 'orange', 'lemon'));$iterator = new AppendIterator;$iterator->append($array_a);$iterator->append($array_b);foreach ($iterator as $key => $current) {    echo $iterator->getIteratorIndex() . '  ' . $key . ' ' . $current . PHP_EOL;}?>

The above example will output:


0  a aardwolf
0  b bear
0  c capybara
1  0 apple
1  1 orange
1  2 lemon

See Also