$ and $$ on Protractor

e2e_1.js

// my.e2e-spec.ts
import { $, $$ } from 'protractor';

describe('MyDOM', ()=> {
 it('should have a header with my text', () => {
   expect($('h1.myHeader').getText()).toBe('My Header');
 });
  
  it('should have 3 list items', () => {
    expect($$('#myList li').count()).toEqual(3));
  });
});