ASP.NET中的Dropdwn列表 [英] Dropdwn list in ASP.NET

问题描述

我需要在文本框中显示文本消息，该文本消息应与从下拉列表中选择的值相关联.
我该如何实现呢??

i need to display text message in a textbox which should be associated with a value selected from dropdown list.
how can I achieve this???

推荐答案

你好ayush，

仅适用于下拉列表的选定索引更改事件.

hello ayush,

just work on selected index change event of dropdown list.

protected void ddl1_SelectedIndexChanged(object sender, EventArgs e)
    {
textbox1.Text=ddl1.SelectedItem.ToString(); // show text of dropdownlist
textbox1.Text=ddl1.SelectedValue.ToString(); // show value of dropdownlist

}

您可以轻松找到这种类型的答案，因此在发布问题之前，应先进行搜索.
希望对您有帮助.
并且，如果有帮助，别忘了将其标记为答案. :)

this type of answer you can find easily so before posting a question you should go for search.
Hope this will help you.
And don''t forget to mark as answer if it helps. :)

使用，

Use,

Textbox1.Text=dropdownlist1.SelectedItem.Text;

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