springmvcfrom 폼 제출 400

8537 단어
내가 만난 상황
400   
, 。 , 。
<select id="client_Business" style="width:159px;" name="client_Business">
        <option>--- ---option>
        <c:forEach items="${hczyClientIndustries}" var="indestry">
            <option value="${indestry.clientInd_ID}">${indestry.clientInd_Name}option>
        c:forEach>
    select>
select가 선택되지 않았을 때.
<option>--- ---option>
 value , , :
<select id="client_Business" style="width:159px;" name="client_Business">
        <option value="">--- ---option>
        <c:forEach items="${hczyClientIndustries}" var="indestry">
            <option value="${indestry.clientInd_ID}">${indestry.clientInd_Name}option>
        c:forEach>
    select>

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