import { Component } from '@angular/core'; import { NavController } from 'ionic-angular'; @Component({ selector: 'page-information', templateUrl: 'information.html', }) export class InformationPage { tabNavEl: any; constructor(public navCtrl: NavController) { this.tabNavEl = document.querySelector('#tab-nav .tabbar'); } ionViewWillEnter() { this.tabNavEl.style.display = 'none'; } close(event) { this.navCtrl.pop(); } }