« IteratorIterator::__construct IteratorIterator::getInnerIterator » PHP Manual IteratorIterator Get the current value IteratorIterator::current (PHP 5 >= 5.1.0, PHP 7) IteratorIterator::current — Get the current value 说明 public IteratorIterator::current ( void ) : mixed Get the value of the current element. 参数 此函数没有参数。 返回值 The value of the current element. 参见 IteratorIterator::key() - Get the key of the current element