<form id="myForm" method="get" action="/mvc/student/getList"> <tr> <td>学号:</td> <td><input id="studentId" name="studentId" value="${student.studentId}" /></td> <td>姓名:</td> <td><input id="name" name="name" value="${student.name}" /></td> <td>性别:</td> <td>男<input type="radio" name="sex" value="1" ${student.sex == 1 ?"checked=checked":""}/> 女<input type="radio" name="sex" value="0" ${student.sex == 0 ?"checked=checked":""}/></td> <td> <input type="button" value="查询" onclick="validate()" /> <input type="reset" value="重置"/> </td> <td><input type="button" value="添加" /></td> </tr> </form>
三个输入项中,至少可以输入一项就可以提交。当不填写第一个项:学号,提交表单后,地址栏显示:http://localhost:8080/mvc/student/getList?studentId=&name=hisky&sex=1,页面提示出错信息如下:
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