Angular: transclude example 1.3

http://angularjs.org/

HTML

<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.3.0-beta.8/angular.js"></script>
<div ng-controller="myController">
    <form name="myForm">
        <div><input type="text" ng-model="myInput" name="myInput" ng-pattern="{{pattern}}" required /></div>
        <div ng-show="myForm.myInput.$error.required">Input is required</div>
        <div ng-show="myForm.myInput.$error.pattern">Invalid input</div>
    </form>
</div>

JavaScript

var myApp = angular.module('myApp', []);

myApp.controller("myController", function($scope){
    $scope.pattern = /^\d+$/;
});