<div ng-controller="myFiddle">
<select multiple ng-change="showAlert(selectedValues)" ng-model="selectedValues">
<!--TODO: find out why not working when reading values programatically as in above line-->
<option value="1">{{resDatasIdOfMechanisms[0].name}}</option>
<option value="2">{{resDatasIdOfMechanisms[1].name}}</option>
<option value="3">{{resDatasIdOfMechanisms[2].name}}</option>
</select>
</div>