import { Component, OnInit } from '@angular/core'; import { Location } from '@angular/common'; import { Router, ActivatedRoute } from '@angular/router'; @Component({ selector: 'app-upload', templateUrl: './upload.page.html', styleUrls: ['./upload.page.scss'], }) export class UploadPage implements OnInit { load:any; constructor( private router: Router, private route: ActivatedRoute, private location: Location ) { this.load = 0; } ngOnInit() { } onClickLoad(){ this.load = !this.load; } goToPage(path, data = null) { this.router.navigateByUrl(path, { queryParams: data }); document.body.scrollTop = document.documentElement.scrollTop = 0; } goBack() { this.location.back(); } }