CachingIterator::getCache

CachingIterator::getCache

(PHP 5 >= 5.2.0, PHP 7)

CachingIterator::getCache — Retrieve the contents of the cache

Description

public array CachingIterator::getCache ( void )

Retrieve the contents of the cache.

Note: The CachingIterator::FULL_CACHE flag must be being used.

Parameters

This function has no parameters.

Return Values

An array containing the cache items.

Errors/Exceptions

Throws a BadMethodCallException when the CachingIterator::FULL_CACHE flag is not being used.

Examples

Example #1 CachingIterator::getCache() example

<?php
$iterator = new ArrayIterator(array(1, 2, 3)
$cache    = new CachingIterator($iterator, CachingIterator::FULL_CACHE

$cache->next(
$cache->next(
var_dump($cache->getCache()

$cache->next(
var_dump($cache->getCache()
?>

​

The above example will output:

​

​

array(2) {
  [0]=>
  int(1)
  [1]=>
  int(2)
}
array(3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
}

​

← CachingIterator::current

CachingIterator::getFlags →

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https://secure.php.net/manual/en/cachingiterator.getcache.php