Php/docs/cachingiterator.getcache
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CachingIterator::getCache
(PHP 5 >= 5.2.0, PHP 7)
CachingIterator::getCache — Retrieve the contents of the cache
Description
public CachingIterator::getCache ( ) : array
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) }