struts2标签<s:if>问题
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er-ting_ai-qing
2013-12-10
html中代码：
<s:if test="discount=='1'">无</s:if> <s:if test="discount=='0.95'">9.5折</s:if> <s:if test="discount=='0.9'">9折</s:if> <s:if test="discount=='0.85'">8.5折</s:if> <s:if test="discount=='0.8'">8折</s:if> 从后台取到discount为1，是String类型的，在页面上打印一下discount,是1，前面、后面都没有空格，却不显示“无”。而其它四种情况都可以显示。怎么回事？ |
