Angular ng-show Basic Example

widget.php

<!-- Angular ng-show Basic Example -->
<button ng-click="mostrarInput()">Contacto</button>
<input type="text" placeholder="Contacto" ng-show="mostrar">


<script>
    var u87 = angular.module( 'u87', [] );

    u87.controller( 'mainController',['$scope', function($scope) {

        $scope.mostrar = false;

        $scope.mostrarInput = function() {

            $scope.mostrar = !$scope.mostrar;
        }

    }] );
</script>