怎么在jsp中接收他select name ="group" size="3" multiple
<select name ="group" size="3" multiple>
<option value ="11">Option1</option>
<option value ="12">Option2</option>
<option value ="13">Option3</option>
<option value ="14">Option4</option>
<option value ="15">Option5</option>
<option value ="16">Option6</option>
</select>