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kalbarczyk/angular.identity.html

Created November 18, 2014 14:23
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AngularJS - funkcja identity - przykład z naszej książki „AngularJS - Pierwsze kroki”, która ukaże się na początku 2015r. dzięki wydawnictwu Helion.
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angular.identity.html
<!doctype html>
<html data-ng-app="app">
<head>
<title>AngularJS - funkcje - angular.identity</title>
<meta http-equiv="content-type" content="text/html; charset=iso-8859-2">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.css" />
</head>
<body>
<div data-ng-controller="defaultCtrl">
<h1>Wersja normalna: <b>{{n | uppercase}}</b></h1>
<h1>Wersja według Yody: <b>{{y | uppercase}}</b></h1>
</div>
<script src="https://code.angularjs.org/1.3.0/angular.js"></script>
<script>
var app = angular.module('app', []);
app.controller('defaultCtrl', function ($scope) {
$scope.yoda = function (a, b, c) {
return c + b + a;
};
$scope.normal = function (a, b, c) {
return a + b + c;
};
$scope.result = function (fn, a, b, c) {
return (fn || angular.identity)(a, b, c);
};
$scope.a = 'to ';
$scope.b = 'jest ';
$scope.c = 'tekst sklejony ';
$scope.n = $scope.result($scope.normal, $scope.a, $scope.b, $scope.c);
$scope.y = $scope.result($scope.yoda, $scope.a, $scope.b, $scope.c);
});
</script>
</body>
</html>
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