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Angular News Sunday, June 3

Building Custom Elements/Web Components with Angular 6

  • Install Angular CLI 6 and initialize theproject – npm i -g @angular/cli – ng new elements-demo –prefix customWere not doing anything special yet, so all the normal ng new parameters apply, you could add sass or anything to the mix, but here well stop at setting a custom prefix to,…
  • Create a component – Lets create one with Input and Output to see how they translate to custom elements that are understood by browsers: – ng g component button –inline-style –inline-template -v NativeWe use ViewEncapsulation.Native so that the styles are bundled with the template and the components class into one…
  • After adding some style template our button.component.ts looks like this: – You can copy this code from: Registering component inNgModule – This is the vital part: we use the Angulars createCustomElement function to create a class that can be used with browsers native customElements.define functionality.
  • Takes the component factorys inputs and outputs to convert them to the proper custom element API and add hooks to input changes.The configurations injector is the initial injector set on the class, and used by default for each created instance.This behavior can be overridden with the static property to affect…
  • In summary weve: – added elements-relared libraries with ng add command – registered the Angular component as custom element in a module – combined build artifacts into one file and gzipped them – – Not that difficult, right?

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Building Custom Elements/Web Components with Angular 6

Using Angular Material with Angular 6 – Ahmed Abdelsalam – Medium

  • In your application root directory run: – – It updated the and – – Added to your file – – Added to – – You can generate a starter component including a toolbar and a side navigation.
  • Run: – – You can see the result by adding tag to your – – Your final should look like – – You can generate a starter data table component that is pre-configured with a datasource for sorting and pagination.
  • Now we have 2 modules in our application ( and ), so if you want to create new component or service you have to mention where do you want to add your new component.
  • If we want to create new component named – – in your terminal run( make sure you’re in your root directory first): – – This will create new component named and will add it to .
  • If you forgot to add the argument you’ll get an error next time adding new component.

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Using Angular Material with Angular 6 – Ahmed Abdelsalam – Medium

Custom Filters In Angular

  • In this article, I am going to explain custom filters in AngularJS and how to create a custom filter.
  • We can create our own custom filters by registering the new filter factory function with our module.
  • Syntax – – Let’s create a custom filter to convert the first letter of the word in upper case.
  • In the below example, I will cover all the built-in filters and create a custom filter which will format the first character of every word in upper case.
  • // creating custom filter to convert first letter of word in upper case Run this above sample and see the output.

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Custom Filters In Angular

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