events - Nativescript Android physical back button override? -

how can override android physical button can make own code on it's event. i'm using newest nativescript.

you can try this:

var applicationmodule = require("application"); var androidapplication = applicationmodule.android;     var activity = androidapplication.startactivity || androidapplication.foregroundactivity || topmost().android.currentactivity || topmost().android.activity; activity.onbackpressed = () => {    //your code here };