VIDEO2BRAIN ANGULAR JS CODE

Injecting a value into an AngularJS controller function is done by adding a parameter with the same name as the valueĪutomatic synchronization of data between the model and view components is referred to as data binding in AngularJS. A value should belong to an AngularJS module. Values are typically used as configuration injected into factories, services, or controllers. It can be a number, string, or JavaScript object. Each such bookmarkable URL in AngularJS is called a routeĪ value in Angular JS is a simple object. Different URLs for different content enable the user to bookmark URLs to specific content. Some of the commonly used directives are:ĪngularJS routes enable you to create different URLs for different content in your application. In any AngularJS application, directives are the most important components. They are like markers on the DOM element, which attaches a special behavior to it. You can initialize a select box with options on page load by using ng-init directive.ħ) What are directives? Name some of the most commonly used directives in AngularJS applicationĪ directive is something that introduces new syntax. Filters: You can use filters to format data before displaying it.Ħ) How can you initialize a select box with options on page load?.No Control Flow Statements: Loops, conditionals or exceptions cannot be used in an angular expression.Forgiving: In Angular expression, evaluation is forgiving to null and undefined, while in JavaScript undefined properties generate TypeError or ReferenceError.Context: In Angular, the expressions are evaluated against a scope object, while the JavaScript expressions are evaluated against the global window.The key difference between the JavaScript expressions and Angular expressions is:

VIDEO2BRAIN ANGULAR JS CODE

Like JavaScript, Angular expressions are code snippets that are usually placed in binding such as It holds some business logic.ĥ) What is Angular Expression? Explain the key difference between angular expressions and JavaScript expressions

It can watch expressions and propagate events.ĪngularJS services are the singleton objects or functions that are used for carrying out specific tasks. Scopes are arranged in a hierarchical structure and impersonate the DOM (Document Object Model) structure of the application. It acts like a glue between the application controller and the view.

Video2brain angular js