Processes the postback data for the System.Web.UI.WebControls.CheckBox control.
true if the posted content is different from the last posting; otherwise, false.
The CheckBox.LoadPostData(string, System.Collections.Specialized.NameValueCollection) method is used primarily by control developers.
The CheckBox.LoadPostData(string, System.Collections.Specialized.NameValueCollection) method checks if the postback data of the System.Web.UI.WebControls.CheckBox control is different from its previous value, and if so, loads the content and returns true.