Ionic 2: How to handle the hardware back button which checks confirmation of Exit in app

Question

I am facing an issue how to handle the default mobile\'s back button which checks the confirmation while exiting from the application, if I pressed the back button there sho

Answer 1

Platform api has a handler registerBackButtonAction.

You can do something like:

In app.component.ts

    constructor(platform: Platform){
     platform.ready().then(()=>{
       platform.registerBackButtonAction(()=>this.myHandlerFunction());
})


  myHandlerFunction(){
    //create alert
     }