ng-model directive
ng-model directive is used to bind input from view to model.
ng-bind directive
ng-bind directive is used to replace value in text area
Example
<!DOCTYPE html>
<html>
<script src="http://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script>
<body>
<div ng-app>
<h3>Enter a name</h3>
<p>Yourname: <input type="text" ng-model="yourname"></p>
<p ng-bind="yourname"></p>
</div>
</body>
</html>