I have the following in my code:
<asp:DropDownList id="City" runat="server">
我尝试利用以下方法从关键价值中获取钥匙,但是,尽管我从下降中挑选出来,它却显示出未界定。
var city = $("#city option:selected").val();
alert(city);
I have the following in my code:
<asp:DropDownList id="City" runat="server">
我尝试利用以下方法从关键价值中获取钥匙,但是,尽管我从下降中挑选出来,它却显示出未界定。
var city = $("#city option:selected").val();
alert(city);
您应简单使用<代码>.val(>>上<>条码>方法,而不是检索<代码>option:s selected child(正如你目前所做的那样)。
var city = $("#City").val();
alert(city);
这些案件在身份证和选择人之间不相称。
var city=$("#City option:selected").val();
我并不完全确定你在关键和价值上的含义,但我假定你指的是选定选择的案文和价值。 类似情况:
var selectedOption = $("#<%= City.ClientID %> option:selected");
if (selectedOption){
alert($(selectedOption).text() + "/" + $(selectedOption).val());
}
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