LimitIterator::key

(PHP 5 >= 5.1.0, PHP 7)

LimitIterator::key — Get current key

˵��

public LimitIterator::key ( void ) : mixed

Gets the key for the current item in the inner Iterator.

��

�˺��û�в��

��ֵ

Returns the key for the current item.

�μ�

LimitIterator::getPosition() - Return the current position
LimitIterator::current() - Get current element
LimitIterator::next() - Move the iterator forward
LimitIterator::rewind() - Rewind the iterator to the specified starting offset
LimitIterator::seek() - Seek to the given position
LimitIterator::valid() - Check whether the current element is valid