js获取下拉列表选中项的值和文本(select)以及获取单
<input type="radio" name="oper" value="downchange"checked>下发修改</td>
<input type="radio" name="oper"value="refuse">拒保</td>
<input type="radio" name="oper" value="report">上报 </td>
<br>
alert('result:'+getRadio(this.form.oper))
<input type="button" name="test1" value="按钮1"onclick="alert('result:'+getRadio(this.form.oper));">???????
<br>
alert('result:'+getRadio(document.getElementByIdx_x('oper')))
<input type="button" name="test2" value="按钮2"onclick="alert('result:'+getRadio(document.getElementByIdx_x('oper')));">
<br>
alert(this.form.oper.value)
<input type="button" name="test3" value="按钮3"onclick="alert(this.form.oper.value);">
<br>
changeRadio(this.form.oper,"上报")
<input type="button" name="test4" value="按钮4"onclick="changeRadio(this.form.oper,'report');">??
<br><br><br><br>????
<select id="slt">
<option value="agree">同意</option>
<option???????value="downchange" selected>下发修改</option>
<optionvalue="refuse">拒保</option>
<option???????value="report">上报</option>
</select>
<br>
alert(this.form.slt.value)
<input type="button" name="test5" value="按钮5"onclick="alert(this.form.slt.value);">
<br>
document.getElementByIdx_x('slt')[2].innerText)
<input type="button" name="test6" value="按钮6"onclick="alert(document.getElementByIdx_x('slt')[2].innerText);">
</form>
</body>
