Book Image

Learning Angular for .NET Developers

By : Rajesh Gunasundaram
Book Image

Learning Angular for .NET Developers

By: Rajesh Gunasundaram

Overview of this book

Are you are looking for a better, more efficient, and more powerful way of building front-end web applications? Well, look no further, you have come to the right place! This book comprehensively integrates Angular version 4 into your tool belt, then runs you through all the new options you now have on hand for your web apps without bogging you down. The frameworks, tools, and libraries mentioned here will make your work productive and minimize the friction usually associated with building server-side web applications. Starting off with building blocks of Angular version 4, we gradually move into integrating TypeScript and ES6. You will get confident in building single page applications and using Angular for prototyping components. You will then move on to building web services and full-stack web application using ASP.NET WebAPI. Finally, you will learn the development process focused on rapid delivery and testability for all application layers.
Table of Contents (16 chapters)
Title Page
About the Author
About the Reviewers
Customer Feedback

Introducing the Meta service

Angular has introduced a new service called the Meta service that simplifies updating or getting the meta tags:

  selector: 'book-list',   
  template: `<h1>Book   List</h1>`   
export class BookComponent {   
  constructor(meta: Meta) {   
    meta.addTag({ name: 'author',   content: 'Rajesh Gunasundaram' });   

New form validators

New validator combines the existing validators such as required, minLength, maxLength, email, and pattern. Also, a new directive, compareWith, is introduced to compare options from a select control, as shown:

<select [compareWith]="byId"   [(ngModel)]="selectedBook">   
   <option *ngFor="let book of   books" [ngValue]="book">{{book.title}}</option>   
byId(p1: BookModel, p2:   BookModel) {   
   return ===;   

Introducing ParamMap in router

Angular has introduced a new interface, ParamMap, to map the parameters in a URL. We can use paramMap...