xsl:processing-instruction XSLT/XPath参考:XSLT元素,EXSLT函数,XPath函数,XPath轴 <xsl:processing-instruction>元素将处理指令写入输出文档
xmerl_xpath_scan:tokens("descendant-or-self::node()")).xmerl_xpath_parse:parse(xmerl_xpath_scan:tokens("parent::processing-instruction
number(partiallysupported) xsl:otherwise xsl:output(partiallysupported) xsl:param xsl:preserve-space xsl:processing-instruction