AppendIterator::getIteratorIndex
(PHP 5 >= 5.1.0, PHP 7)
AppendIterator::getIteratorIndex — Gets an index of iterators
Description
public int AppendIterator::getIteratorIndex ( void )Gets the index of the current inner iterator.
Parameters
This function has no parameters.
Return Values
Returns an integer, 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 lemonSee Also
- AppendIterator::getInnerIterator() - Gets the inner iterator
- AppendIterator::getArrayIterator() - Gets the ArrayIterator
← AppendIterator::getInnerIterator
AppendIterator::key →
? 1997–2017 The PHP Documentation GroupLicensed under the Creative Commons Attribution License v3.0 or later.
本文档系腾讯云开发者社区成员共同维护，如有问题请联系 cloudcommunity@tencent.com
