通过 ionContext.getContext().put("subject", subject); put一个对象 然后通过取对象的值来选中该选的单选框我这样写 答案: <input type="radio" name="subjectAnswer" value="A"
<s:if test="subject.subjectAnswer == 'A'">
checked="checked"
</s:if>
/>A
<input type="radio" name="subjectAnswer" value="B"
<s:if test="subject.subjectAnswer'B'">
checked="checked"
</s:if>
/>B
<input type="radio" name="subjectAnswer" value="C"
<s:if test="subject.subjectAnswer =='C'">
checked="checked"
</s:if>
/>C
<input type="radio" name="subjectAnswer" value="D"
<s:if test="subject.subjectAnswer =='D'">
checked="checked"
</s:if>
/>D
可是什么都得不到 加上# 也取不到 但是如果<s:property value="#subject.subjectAnswer"/> 这个就能取出想要的值
求大家帮帮忙
<s:if test="subject.subjectAnswer == 'A'">
checked="checked"
</s:if>
/>A
<input type="radio" name="subjectAnswer" value="B"
<s:if test="subject.subjectAnswer'B'">
checked="checked"
</s:if>
/>B
<input type="radio" name="subjectAnswer" value="C"
<s:if test="subject.subjectAnswer =='C'">
checked="checked"
</s:if>
/>C
<input type="radio" name="subjectAnswer" value="D"
<s:if test="subject.subjectAnswer =='D'">
checked="checked"
</s:if>
/>D
可是什么都得不到 加上# 也取不到 但是如果<s:property value="#subject.subjectAnswer"/> 这个就能取出想要的值
求大家帮帮忙
解决方案 »
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<s:if test="%{subject.subjectAnswer =='D'}">如果不行就这样:
request.setAttribute("subject",subject);
<s:if test="#request.subject.subjectAnswer =='D'}">
<s:if test="%{subject.subjectAnswer =='D'}">(大括号前是百分号)如果不行试试这样:
request.setAttribute("subject", subject);
<s:if test="#request.subject.subjectAnswer =='D'">
<input type="radio" name="subjectAnswer" value="A"
<c:if test="${subject.subjectAnswer} == 'A'"
checked </c:if>
/>A