Linky example:AngularJS

Building a link from a text using angularJS

HTML

<div ng-app="linkyDemo">
    <div ng-controller="Ctrl">
        <div ng-bind-html="url | linky"></div>
        <div ng-bind-html="hello | linky:'_blank'"></div>
    </div>       
</div>

CSS

</style> <!-- Ugly Hack due to jsFiddle issue: http://goo.gl/BUfGZ --> 
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.0.1/angular-sanitize.min.js"></script>
<style>
.ng-invalid { border: 1px solid red; }

JavaScript

function Ctrl($scope) {
    $scope.url = 'http://example.com';
    $scope.hello = 'http://google.com hello world!';
}
angular.module('linkyDemo', ['ngSanitize'])