Import an instance of a class into an Angular component
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- เผยแพร่เมื่อ 16 พ.ย. 2024
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I know this is a very basic question. I have a file dinosaur.model.ts where I define an interface, and I also want to define a template
dinosaur.model.ts
export interface Dinosaur {
height: number;
weight: number;
lifespan: number;
diet: string;
// and 70 other features
export interface Dinosaur {
height: number;
weight: number;
lifespan: number;
diet: string;
// and 70 other features
In the same file, I'd like to be able to instantiate an object of the Dinosaur type, and export it as well
export class customDefaults {
herbivoreTemplate: Dinosaur = {
height: 21;
weight: 6.7;
lifespan: 65;
// 71 other features
}
carnivoreTemplate: Dinosaur = {
height: 8;
weight: 1.7;
lifespan: 52;
// 71 other features
}
export class customDefaults {
herbivoreTemplate: Dinosaur = {
height: 21;
weight: 6.7;
lifespan: 65;
// 71 other features
}
carnivoreTemplate: Dinosaur = {
height: 8;
weight: 1.7;
lifespan: 52;
// 71 other features
}
What I need to do is to import the specific instances of my templates into a component, and I know this should be pretty simple, but I cannot make it work. In my-component.ts I'm trying:
my-component.ts
constructor(
initialHerbivore: Dinosaur,
) {
initialHerbivore = new customDefaults().herbivoreTemplate;
constructor(
initialHerbivore: Dinosaur,
) {
initialHerbivore = new customDefaults().herbivoreTemplate;
I've also tried
export class herbivoreTemplate {
height: number = 21;
weight: number = 65;
// etc.
constructor(@Inject(Object) obj: Dinosaur) {
Object.assign(this, obj);
}
}
export class herbivoreTemplate {
height: number = 21;
weight: number = 65;
// etc.
constructor(@Inject(Object) obj: Dinosaur) {
Object.assign(this, obj);
}
}
But there's always an error, whatever I try, and I'm going round in circles. The templates are long, and I need to call them frequently, and I think using an interface for the type, and creating the object instances in the dinosaur.model.ts file is the best approach. I don't want to use a service for this, because I've already got plenty of services running in the background.
dinosaur.model.ts
Tags: angular,typescript,classSource of the question:
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Question and source license information:
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