Here is a list of all functions with links to the structures/unions they belong to:

- k -

• key() : ArrayIterator, DirectoryIterator, EmptyIterator, FilesystemIterator, Generator, InternalIterator, IntlIterator, Iterator, IteratorIterator, MultipleIterator, NoRewindIterator, RecursiveIteratorIterator, RecursiveTreeIterator, SimpleXMLElement, SplDoublyLinkedList, SplFileObject, SplHeap, SplObjectStorage, SplPriorityQueue
• kill() : mysqli
• ksort() : ArrayIterator, ArrayObject