当我加载这个时,我想要将以前保存的值从本地存储器归因于此表单时,我会遇到与Ionic 2中内置的模型驱动表单相关的内容.
我设法使用Ionic的存储服务保存它,但是我没有将这些保存的数据归因于表单.我收到以下错误:
TypeError:设置只有getter的属性
这是我的代码,到目前为止:
import { Component } from '@angular/core';
import { Validators, FormBuilder, FormGroup } from '@angular/forms';
import { NavController, NavParams } from 'ionic-angular';
import { Storage } from '@ionic/storage';
@Component({
selector: 'page-survey',
templateUrl: 'survey.html',
providers: [Storage]
})
export class Survey {
form: FormGroup;
networkStatus: boolean = true;
constructor(public navCtrl: NavController, public navParams: NavParams,
public formBuilder: FormBuilder, private storage: Storage) {
// localstorage
this.storage = storage;
this.form = formBuilder.group({
"isPropertyOwner": ["", Validators.required],
"familyMembers": ["", Validators.compose([Validators.required, Validators.minLength(0)])],
"ownsProperty": ["", …Run Code Online (Sandbox Code Playgroud)