How to access global variable in Angular 2 Component
You have in your code :
var gapi: any; console.log(gapi); // undefinedThe line var gapi creates a new local variable at runtime. You don't want to create a local variable. You want to declare that one exists globally. Create a globals.d.ts file and add the following to it:
declare var gapi:any;More
JavaScript to TypeScript Migration guide : https://basarat.gitbooks.io/typescript/content/docs/types/migrating.html
You can easily access global variables by referencing window, like so
gapi = window["gapi"];or
let gapi = window["gapi"];