PHP | CachingIterator next() Function Last Updated : 26 Nov, 2019 Comments Improve Suggest changes Like Article Like Report The CachingIterator::next() function is an inbuilt function in PHP which is used to move the iterator to the forward. Syntax: void CachingIterator::next( void ) Parameters: This function does not accept any parameters. Return Value: This function does not return any value. Below programs illustrate the CachingIterator::next() function in PHP: Program 1: php <?php // Declare an array $arr = array('G', 'e', 'e', 'k', 's'); // Create a new CachingIterator $cachIt = new CachingIterator( new ArrayIterator($arr), CachingIterator::FULL_CACHE ); foreach($cachIt as $element) { echo $cachIt->current() . " "; $cachIt->next(); } ?> Output: G e s Program 2: php <?php // Declare an ArrayIterator $arr = array( "a" => "Geeks", "b" => "for", "c" => "Geeks", "d" => "Computer", "e" => "Science", "f" => "Portal" ); // Create a new CachingIterator $cachIt = new CachingIterator( new ArrayIterator($arr), CachingIterator::FULL_CACHE ); foreach($cachIt as $key => $value) { echo $key . " => " . $cachIt->current() . "\n"; $cachIt->next(); } ?> Output: a => Geeks c => Geeks e => Science Reference: https://www.php.net/manual/en/cachingiterator.next.php Comment More infoAdvertise with us Next Article PHP | CachingIterator next() Function J jit_t Follow Improve Article Tags : Web Technologies PHP PHP-function PHP-Iterators Similar Reads PHP CachingIterator hasNext() Function The CachingIterator::hasNext() function is an inbuilt function in PHP that is used to iterate the next element in the iterator. CachingIterator class is to cache the elements of an underlying iterator to improve performance when iterating over the same data multiple times. Syntax: public CachingIter 2 min read PHP | CachingIterator key() Function The CachingIterator::key() function is an inbuilt function in PHP which is used to return the key for the current element. Syntax: scalar CachingIterator::key( void ) Parameters: This function does not accept any parameters. Return Value: This function returns the key value of the current element. B 1 min read PHP | CachingIterator getCache() Function The CachingIterator::getCache() function is an inbuilt function in PHP which is used to retrieve the contents of the cache. Syntax: array CachingIterator::getCache( void ) Parameters: This function does not accept any parameters. Return Value: This function returns an array containing the cache item 2 min read PHP | CachingIterator getFlags() Function The CachingIterator::getFlags() function is an inbuilt function in PHP which is used to get the bitmask of the flags used for this CachingIterator instance. Syntax: int CachingIterator::getFlags( void ) Parameters: This function does not accept any parameters. Return Value: This function returns the 1 min read PHP | AppendIterator next() Function The AppendIterator::next() function is an inbuilt function in PHP which is used to move the element into the next element. Syntax: void AppendIterator::next( void ) Parameters: This function does not accept any parameters. Return Value: This function does not return any value. Below programs illustr 2 min read Like