fun previousNode(): Int { if (!m_cacheNodes) throw RuntimeException( com.sun.org.apache.xalan.internal.res.XSLMessages.createXPATHMessage( com.sun.org.apache.xpath.internal.res.XPATHErrorResources.ER_NODESETDTM_CANNOT_ITERATE, null ) ) return if (m_next - 1 > 0) { m_next-- this.elementAt(m_next) } else com.sun.org.apache.xml.internal.dtm.DTM.NULL }
Returns the previous node in the set and moves the position of the iterator backwards in the set .