在onChange中 var Listbox = document.getElementById("name"); //name是你select的name var text = CurrencyListbox.options[Currcyid].text; //获得选项内容 var id = CurrencyListbox.options[Currcyid].value; //获得选项id
不好意思上面的错了 在onChange中 var id = fm.Currency.value; //获得选项id var Listbox = document.getElementById("name"); //name是你select的name var text = Listbox .options[id].text; //获得选项内容
<option selected="selected" value=1>aaa</option>
<option value=2>bbb</option>
<option value=3>ccc</option>
</select>
var Listbox = document.getElementById("name"); //name是你select的name
var text = CurrencyListbox.options[Currcyid].text; //获得选项内容
var id = CurrencyListbox.options[Currcyid].value; //获得选项id
在onChange中
var id = fm.Currency.value; //获得选项id
var Listbox = document.getElementById("name"); //name是你select的name
var text = Listbox .options[id].text; //获得选项内容