在JavaScript中获取asp DropDownList的选定值 [英] Get Selected Value of asp DropDownList in Javascript

问题描述

大家好，我有一个简短的问题.我有一个带有asp:Dropdownlist控件的网页.如何在JavaScript中获取此下拉列表的SelectedValue?

例如:var value = document.GetElementById(DDL).Value

Hi all, i have a quick question. I have a webpage that has an asp:Dropdownlist control. How can i get the SelectedValue of this dropdownlist in my javascript?

e.g: var value = document.GetElementById(DDL).Value

推荐答案

var ddl = document.getElementById("<%=DDL.ClientID%>");
var SelVal = ddl.options[ddl.selectedIndex].text;
alert(SelVal); //SelVal is the selected Value

参考
1.使用asp.net中的JavaScript 获取dropdownlist的selectedvalue [ ^ ]
2. 在javascript中获取asp:dropdownlist的选定值: [^ ]

Reference
1. get selectedvalue of dropdownlist using javascript in asp.net[^]
2. Get selected value of asp:dropdownlist in javascript:[^]

我得到了解决方案在这里 ...

I got the solution here...

尝试以下代码:

Try below code:

var e = document.getElementById("ddlLocation");  
var selectedLocation = e.options[e.selectedIndex].value; 

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