/src/main/java/org/htmlunit/html/SiblingDomNodeList.java
next_ = next_.getNextSibling( ) ;prev_ = prev_.getPreviousSibling( ) ;
prev_ = prev_.getPreviousSibling ( ) ;
@Override public DomNode previous() { if (!hasPrevious()) { throw new NoSuchElementException(); } next_ = prev_; <extra_id_0> nextIndex_--; return next_; } @Override public int nextIndex() { return nextIndex_;