请教add position="after" offset="2"
请教这个是什么意思,要怎么样操作:add position="after" offset="2"
<file path="catalog/view/theme/*/template/product/product.tpl">
<operation>
<search index="0"><![CDATA[<?php if ($option_value['price']) { ?>]]></search>
<add position="after" offset="2"><![CDATA[ <?php echo $option_value['o_description'] ?>]]></add>
</operation>