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

Try this:

 foreach(Control c in this.Controls) {
    if (c.GetType() == typeof(CheckBox)) {
       ((CheckBox)c).Checked = true;
    }
 }