Check all checkboxes in checkboxlist with one click using c#

Question

I want to have a button that once clicked, it will select all checkboxes in my checklistbox. I\'ve search the possible answers but I always see examples for asp.net and javascri

Answer 1

Call a method from code behind in C# and write this piece of code, then you could be able to check/uncheck them. This checks or uncheck all the check boxes present in the checkboxlist. Hope it might help.

foreach (ListItem item in CheckBoxList.Items)
{
    item.Selected = true;    
}