src/aria/html/Select.js
function () {
            var bind = this._bindingListeners.selectedIndex;
            if (bind) {
                var newIndex = this._transform(bind.transform, this._domElt.selectedIndex, "fromWidget");
                ariaUtilsJson.setValue(bind.inside, bind.to, newIndex, bind.cb);
            }
        }
function () {
            var bind = this._bindingListeners.selectedIndex;
            if (bind) {
                var newIndex = this._transform(bind.transform, this._domElt.selectedIndex, "fromWidget");
                ariaUtilsJson.setValue(bind.inside, bind.to, newIndex, bind.cb);
            }
        }
function ( ) { var bind = this . _bindingListeners . selectedIndex ; if ( bind ) { var newIndex = this . _transform ( bind . transform , this . _domElt . selectedIndex , "fromWidget" ) ; ariaUtilsJson . setValue ( bind . inside , bind . to , newIndex , bind . cb ) ; } }
set the selectedIndex in the data model from the binding
set the selectedIndex in the data model from the binding