[转载]easyui表单数据验证

   <form id="ff" method="post">
        <div>
            <label for="name">
                Name:</label>
            <input class="easyui-validatebox" type="text" name="name" required="true" validtype="length[5,12]"></input>
        </div>
        <div>
            <label for="email">
                Email:</label>
            <input class="easyui-validatebox" type="text" name="email" required="true" validtype="email" invalidMessage="邮箱格式错误"></input>
        </div>
        <div>
            <label for="subject">
                Subject:</label>
            <input class="easyui-validatebox" type="text" name="subject" required="true" missingMessage="不能为空"></input>
        </div>
        <div>
            <label for="message">
                Message:</label>
            <textarea name="message" style="height: 60px;"></textarea>
        </div>
        <div>
            <input type="submit" value="Submit">
        </div>
        </form>