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docs: Use ngOnInit to fetch data from services in the Getting Started guide #32273

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8 changes: 5 additions & 3 deletions aio/content/examples/getting-started/src/app/cart/cart.component.3.ts
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
// #docplaster
// #docregion imports
import { Component } from '@angular/core';
import { Component, OnInit } from '@angular/core';
import { CartService } from '../cart.service';
// #enddocregion imports

Expand All @@ -10,12 +10,14 @@ import { CartService } from '../cart.service';
styleUrls: ['./cart.component.css']
})
// #docregion props-services, submit
export class CartComponent {
export class CartComponent implements OnInit {
items;

constructor(
private cartService: CartService
) {
) { }

ngOnInit() {
this.items = this.cartService.getItems();
}
}
10 changes: 6 additions & 4 deletions aio/content/examples/getting-started/src/app/shipping/shipping.component.ts
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
// #docplaster
// #docregion imports
import { Component } from '@angular/core';
import { Component, OnInit } from '@angular/core';

import { CartService } from '../cart.service';
// #enddocregion
Expand All @@ -11,18 +11,20 @@ import { CartService } from '../cart.service';
styleUrls: ['./shipping.component.css']
})
// #docregion props, ctor
export class ShippingComponent {
export class ShippingComponent implements OnInit {
shippingCosts;
// #enddocregion props

// #docregion inject-cart-service
constructor(
private cartService: CartService
) {
}
// #enddocregion inject-cart-service

ngOnInit() {
this.shippingCosts = this.cartService.getShippingPrices();
// #docregion inject-cart-service
}
// #enddocregion inject-cart-service

// #docregion props
}