SimpleXMLIterator::valid
Countable
SPL
PHP Manual
Interfaces
Table of Contents
Countable
OuterIterator
RecursiveIterator
SeekableIterator
SPL provides a set of interfaces.
See also the
预定义接口
Interface list
Countable
OuterIterator
RecursiveIterator
SeekableIterator
SplObserver
SplSubject
SimpleXMLIterator::valid
Countable
SPL
PHP Manual