Dropdownlist in asp.net Part 16

  • دعنا نشارك هذا :
ترتيب الدرس : 16
المدة : 00:12:48
التحكم :
Text version of the video

Healthy diet is very important both for the body and mind. If you like Aarvi Kitchen recipes, please support by sharing, subscribing and liking our YouTube channel. Hope you can help.


All ASP .NET Text Articles

All ASP .NET Slides

All Dot Net and SQL Server Tutorials in English

All Dot Net and SQL Server Tutorials in Arabic

In this video we will learn about
1. Adding items to the DropDownList control at design time using the HTML

2. Adding items to the DropDownList control at runtime using the code

3. DropDownList is a collection of ListItem objects

4. The ListItems can be added to the DropDownList at the design time or at the runtime

5. If you want a specific listitem to be selected in the dropdownlist, set the Selected property of the ListItem objectto true.

6. To hide a ListItem in the DropDownList, set the Enabled property to False.

7. If you are adding listitem objects, to the DropDownList in the Page_Load event, make sure you do only when the page is loaded for the first time. Otherwise, every time, you post the page back, by clicking a button, the list items will be added again causing duplication.

8. A DropDownList is a collection of ListItem objects. Along the same lines, the following controls are also a collection of ListItem objects. So, adding items to these controls is also very similar to DropDownList.
CheckBoxList, RadioButtonList, BulletedList, ListBox

سيتم تفعيل التعليقات قريبا

Sep 23, 2020 07:32:23