LimitIterator::key Get current key &reftitle.description; public mixedLimitIterator::key Gets the key for the current item in the inner Iterator. &reftitle.parameters; &no.function.parameters; &reftitle.returnvalues; Returns the key for the current item. &reftitle.seealso; LimitIterator::getPosition LimitIterator::current LimitIterator::next LimitIterator::rewind LimitIterator::seek LimitIterator::valid