easyui--验证表单提交后才开始验证的方法--form

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<form id="ff" method="post"><input class="easyui-validatebox" id="vv2" type="text" name="email"  ></input> <div style="text-align:left;padding:5px">    <a href="javascript:void(0)" class="easyui-linkbutton" onclick="submitForm()">Submit</a>    </div></form><script>function submitForm(){$('#vv2').validatebox({    required: true,    validType: 'email'});$('#ff').form('submit');}</script>

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