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angular 4 unit testing | example

angular 4 unit testing | example

unit test in angular: Application testing is the major requirement in all programming languages. Testing the behavior or functionality of the application which must be match with user expectations.  In angular two types of application testing may be  performed. 1. End...
angular 5 forkjoin example

angular 5 forkjoin example

Fork joins in angular  Fork joins in angular are used to help to handle the concurrent request. Sometimes various data is gathered from multiple sources in a single request and data must be displayed only when complete data successfully arrives on the webpage from all...
lazy loading in angular

lazy loading in angular

lazy loading in angular By default, all the components of angular are loaded at the time of application startup. As we give all component declaration in the main module i.e app.module.ts, therefore, all the declared components in app.module.ts are loaded whenever the...
angular 4 viewchild example

angular 4 viewchild example

ViewChild allows a one component to be injected into another. This means we need to implement the AfterViewInit lifecycle hook to receive the data from the child. ngAfterViewInit() is called after a component’s view, and its children’s views, are created....
ngClass example in angular 5

ngClass example in angular 5

The ngClass too works on the same lines, except that it is used to toggle one or multiple classes. For example, check out the following code: import { Component, OnInit } from '@angular/core'; @Component({ selector: 'app-ngclassex', templateUrl:...
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