Angular 2 Cheat Sheet

Angular 2 Cheat Sheet
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Written by Sagar RabidasJanuary 14, 2022
5 min read
Angular
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Sagar Rabidas

Software Developer

Today in this blog, we will discuss Angular 2 Cheat Sheet

Angular 2 Cheat Sheet:-

Angular 2 is an open-supply framework that has been built over javascript. It has been especially used for growing the front-quit web packages. It's miles the successor of AngularJs. It's miles written in typescript. It is evolved using google. Angular 2 is built on modern javascript which uses es6. Angular 2 has higher event handling abilities, powerful templates, better assistance for mobile devices and computer web packages as well. It is also compatible with mobile devices and throughout all systems like home windows, mac, and Linux.

Commands and Content on Angular 2 Cheat Sheet

Angular 2 cheat sheet has an extensive library, scalable, extendable, interactive, and contains many in-built methods to compute common operations. There is the different syntax for templates, modules, Built-in directives, forms, and other configurations available as below:

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modules:– The different Ngmodule directives are:

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There are other directives and component change detection and lifecycle hooks available which can implement as class methods are below:

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Free Tips and Tricks of using Angular 2 Cheat Sheet Commands

  1. In Angular2 cheat sheet, platformBrowserDynamic ().bootstrapModule (AppModule); help in bootstrapping the application, using the root can component from the specified.
  2. In Angular2, bootstrap: [MyAppComponent] will list the components to bootstrap when this module is bootstrapped.
  3. <section *ngIf=” show section”> this is a built-in directive in angualr2 to remove or recreate a portion of the Dom tree based on an expression.
  4. <li *ngFor=” let item of the list”> it turns the list element and its content into a template and it is being used to instantiate a view for each item in the list.
  5. <div [ngSwitch]=“conditionExpression”> </div> this directive is being used for selecting the templates based on the expression value or in simple words like switch case in oops.
  6. <div [ngStyle]=”{‘property’: ‘value’}”>, <div [ngStyle]=”dynamicStyles()”> these directives allow you to assign styles to an HTML element using CSS and this CSS can be directly accessible.
  7. <div [ngClass]=”{‘active’: isActive, ‘disabled’: isDisabled}”> this directive binds the CSS classes on the element to trusted map values.
  8. <input [(ngModel)]=” Name”> this directive provides the two-way binding, parsing, and validation for form controls.
  9. selector: ‘.cool-button: not(a)’ this is a directive configuration that specifies the CSS selector that identifies this directive in the template. It does not support a parent-child selector.
  10. providers: [MyService, { provide: … }] it provides the list of dependency injection providers for directives and children.
  11. { provide: MyService, useless: MyMockService } it will set or override the provider for service to the class.
  12. { provide: My Value, use Value: 4 } it will set or override the provider value to 4
Angular
AngularJs
angular2
Angular2 CheatSheet
Angular7
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