AngularJS Example - ng-dirty
HTML
<script src="//code.jquery.com/jquery-1.10.2.js"></script>
<div ng-app="">
<input name="input" ng-model="user" id="user">
</div>
<div id="output">---</div>
<button id="but">paste John</button>
<button id="but2">Angular get</button>
<script>
$("#aaa").text("ssss");
function pasteJohn(event){
$("#user").text("John");
}
$("#but").on("click",pasteJohn);
</script>
JavaScript
function Ctrl($scope) {
$scope.userType = '';
}