ngIf is the directive. Because it’s a structural directive (template-based), you need to use the * prefix to use it into templates. *ngIf corresponds to the shortcut for the following syntax (“syntactic sugar”): <template [ngIf]="condition"> Our heroes are true! </template>...
Angular is a popular open-source JS framework used for building dynamic, client-side web applications. Know what is Angular, its features, architecture and more.
Angular is flexible, ever improving, continuously updated and dependable framework. Angular greatly simplify the process of SPA development. By providing new features in each release like Angular Universal, Progressive Web App, Web workers, Bazel build, Ivy Compiler, etc., Angular will have a long...
In Angular, an interceptor is a middleware service that can intercept HTTP requests and responses from the application to the server. The interceptor can modify the requests or responses, add headers or tokens, handle errors, or perform any other necessary actions. Interceptors are defined as servi...
ngAfterViewInit() { this.charts = [this.chart1, this.chart2]; } public zoomFactor: number = 0; public zoomPosition: number = 0; public isZoom: boolean = false; public zoomSettings: Object = { enableMouseWheelZooming: true, enablePinchZooming: true, ...
Angular 9.1 brings performance improvements to the ngcc compatibility compiler and the Ivy compiler and runtime
And if you decide later to opt for SSR, no worries! Just throw in: ng add @angular/ssr Et voilà! Your Angular app will become SSR-ready. Hydration Hydration is the magical act that breathes life back into your server-rendered application on the client’s side. ...
The@ifand@elsedirectives offer a fresh approach to handling conditional logic in your templates. These directives provide a more concise and declarative method for rendering different sections of your template based on specific conditions. This is a significant improvement over the traditional *ngIfand...
ng generate directive if to create theifdirective. We create theifdirective to show something when a condition istrue. After that, we should get something like: import{NgModule}from"@angular/core";import{BrowserModule}from"@angular/platform-browser";import{AppRoutingModule}from"./app-routing.modu...
A highly anticipated feature for the Angular community is the ability to mark certain inputs as required. Until now, you had to use various workarounds to achieve this, like raising an error in the NgOnInit lifecycle if the variable was not defined or modifying the component's selector to...