AppendIterator::next

(PHP 5 >= 5.1.0, PHP 7)

AppendIterator::next — Moves to the next element

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public AppendIterator::next ( void ) : void

Moves to the next element. If this means to another Iterator then it rewinds that Iterator.

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Iterator::next() - ��ǰ�ƶ��һ��Ԫ��
AppendIterator::current() - Gets the current value
AppendIterator::key() - Gets the current key
AppendIterator::valid() - Checks validity of the current element
AppendIterator::rewind() - Rewinds the Iterator