Я использовал angular 4 для создания своего веб-сайта. Но мне нужно создать объект с вектором объектов внутри. У меня это не работает. Мой код:
Объект 1 (disciplinaStatus.module.ts)
export class DisciplinaStatus{
constructor(public codigo: string,
public nome: string,
public status: string,
public professor:string,
public cargaHoraria:string,
public nota: number) {}
}
Объект 2 (historyoData.module.ts)
import { DisciplinaStatus } from './disciplinaStatus.model';
export class HistoricoData{
constructor(public periodo: string,
public historico: DisciplinaStatus[]) {} //The Problem stay here!!!
}
Код моего компонента ts:
import { Component, OnInit } from '@angular/core';
import { DisciplinaStatus } from './models/disciplinaStatus.model';
import { HistoricoData } from './models/historicoData.model';
@Component({
selector: 'historico-a-component',
templateUrl: './historico-a.component.html',
styleUrls: ['./historico-a.component.css']
})
export class HistoricoAComponent implements OnInit {
constructor(historico: HistoricoData[]) {
historico = [
new HistoricoData('2016/1', [
new DisciplinaStatus('001','Redes 1','Completo','Everthon Valadão','60',71.5),
new DisciplinaStatus('002','Compiladores','Completo','Walace','60',45.5)
]),
new HistoricoData('2016/2', [
new DisciplinaStatus('001','AED','Completo','Diego Melo','60',22.5),
new DisciplinaStatus('002','Teoria','Completo','Diego Melo','60',89.5)
])
];
}
Ошибка:
ng: ///AppModule/AppComponent.ngfactory.js: 7 Ошибка ERROR: StaticInjectorError (AppModule) [HistoricoAComponent -> Array]:
StaticInjectorError (Platform: core) [HistoricoAComponent -> Array]: NullInjectorError: Нет поставщика для массива ! в NullInjector.get (webpack-internal: ///../../../core/esm5/core.js: 1209) в resolveToken (webpack-internal: ///../../ ../core/esm5/core.js:1507) в tryResolveToken (webpack-internal: ///../../../core/esm5/core.js: 1449) в StaticInjector.get (webpack-internal : ///../../../core/esm5/core.js: 1317) в resolveToken (внутренний webpack: ///../../../core/esm5/core.js: 1507) в tryResolveToken (webpack-internal: ///../../../core/esm5/core.js: 1449) в StaticInjector.get (webpack-internal: ///../../. ./core/esm5/core.js:1317) в resolveNgModuleDep (webpack-internal: ///../../../core/esm5/core.js: 11051) в NgModuleRef .get ( webpack-internal: ///../../../core/esm5/core.js: 12284) в resolveDep (webpack-internal: ///../../../core/esm5/core .js: 12774)