s:fielderror标签的使用

<s:if test="hasFieldErrors()">
	<div style="border:1px dashed red;color: red">
		<s:fielderror name="err">
		</s:fielderror>
		<img alt="" src="images/exclamation.png"/>
		<s:property value="errors.err[0]"/>
	</div>
</s:if>