Open a file within the app folder with fileOpener Ionic2
问题 this is my code : import { Component } from '@angular/core'; import { NavController } from 'ionic-angular'; import { FileOpener } from 'ionic-native'; @Component({ selector: 'page-installHelper', templateUrl: 'installHelper.html' }) export class InstallHelper { constructor(public navCtrl: NavController) { FileOpener.open('assets/app.apk', 'application/vnd.android.package-archive').then( function(){ console.log("success"); }, function(err){ console.log("status : "+err.status); console.log(