js 获取select CheckBox

js获取select的值

<select name="selected" onchange="select()">    <option selected>--请选择--</option>    <option >cs</option>    <option >lol</option></select>var select = document.getElementsByName("selected")[0].value;

js获取CheckBox的值

<input type="checkbox" name="aihao" value="0" />0&nbsp;&nbsp;<input type="checkbox" name="aihao" value="1" />1&nbsp;&nbsp;<input type="checkbox" name="aihao" value="2" />2&nbsp;&nbsp;var obj=document.getElementsByName('aihao');for(var i=0; i<obj.length; i++){    if(obj[i].checked){  //查看被选中的值    }  }