(PHP 5 >= 5.2.0, PHP 7)
CachingIterator::getCache — Retrieve the contents of the cache
public CachingIterator::getCache ( ) : array
Retrieve the contents of the cache.
Note:
The
CachingIterator::FULL_CACHEflag must be being used.
This function has no parameters.
An array containing the cache items.
Throws a BadMethodCallException when the CachingIterator::FULL_CACHE flag is not being used.
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)
}
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https://www.php.net/manual/en/cachingiterator.getcache.php