Tips for generating a hyperlink in a Typescript file using Angular version 16 and above

I am encountering an issue with my consts.ts file in the project. Specifically, I have defined a constant LINK1 as

<a href='https://sample.com/'>LINK 1</a>
;

However, this setup is not working as expected. What I actually want is to display a hyperlink text that reads "LINK 1".

export const LINK1 = `<a href='https://sample.com/'>LINK 1</a>`;

In summary, I need the hyperlink text to appear as "LINK 1" within the defined constant LINK1.

Answer №1

Why not store the URL in constants instead of the actual HTML string?

export const LINK1 = 'https://sample.com/';

Then you can assign this constant to a variable in the component and use it in the HTML.

TypeScript:

import { LINK1 } from './path-to-constants';
...

...
@Component({ ... });
export class SomeComponent {
    link = LINK1;
    ...
    

HTML:

<a [href]="link">LINK 1</a>

If storing the HTML as a string is necessary, utilize [innerHTML] to convert the string to HTML.

The drawback of this approach is that Angular features like property binding and event binding may not work using this method.

CONSTANTS

export const LINK1 = '<a href='https://sample.com/'>LINK 1</a>';

TypeScript:

import { LINK1 } from './path-to-constants';
...

...
@Component({ ... });
export class SomeComponent {
    link = LINK1;
    ...
    

HTML:

<span [innerHTML]="link"></span>

Answer №2

It doesn't make sense to me that LINK1 is hardcoded as a constant value. In my perspective, since you are utilizing Angular as the development framework, LINK1 should be implemented as a component. By doing so, you can easily insert it anywhere in your code using <app-link1 />, and the framework will handle it efficiently and securely.

Below is an example of how the component can be structured:

// link1.component.ts
@Component({
  selector: 'app-link1',
  standalone: true,
  imports: [CommonModule],
  templateUrl: './link1.component.html',
  styleUrls: ['./link1.component.scss'],
  changeDetection: ChangeDetectionStrategy.OnPush
})
export class Link1Component {}
<!-- link1.component.html -->
<a href='https://sample.com/'>LINK 1</a>
<!-- example usage of the component -->
...
<app-link1 />
...

This approach provides you with the flexibility to define the href and link text as inputs whenever needed.

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