©
This document uses PHP Chinese website manual Release
(PHP 5 >= 5.1.0)
AppendIterator::getInnerIterator — Gets the inner iterator
This method returns the current inner iterator.
此函数没有参数。
The current inner iterator, or NULL
if there is not one.
Example #1 AppendIterator::getInnerIterator() example
<?php
$array_a = new ArrayIterator (array( 'a' => 'aardwolf' , 'b' => 'bear' , 'c' => 'capybara' ));
$array_b = new RegexIterator ( $array_a , '/^[ac]/' );
$iterator = new AppendIterator ;
$iterator -> append ( $array_a );
$iterator -> append ( $array_b );
foreach ( $iterator as $current ) {
$inner = $iterator -> getInnerIterator ();
if ( $inner instanceOf RegexIterator ) {
echo 'Filtered: ' ;
} else {
echo 'Original: ' ;
}
echo $current . PHP_EOL ;
}
?>
以上例程会输出:
Original: aardwolf Original: bear Original: capybara Filtered: aardwolf Filtered: capybara