Developing Mobile Apps with Ionic and Angular/

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Solution #4: Sort Roster

Solution #4: Sort Roster

This lesson gives a detailed review of the solution to the challenge in the previous lesson.

We'll cover the following...

Solution

import { AppPage } from './app.po';

describe('new App', () => {
  let page: AppPage;

  beforeEach(() => {
    page = new AppPage();
  });
  describe('default screen', () => {
    beforeEach(() => {
      page.navigateTo('/Inbox');
    });
    it('should say Inbox', () => {
      expect(page.getParagraphText()).toContain('Inbox');
    });
  });
});
Solution: Sort Roster

Explanation

  • TypeScript arrays have a sort function. Provide a button in the Roster toolbar to sort by the students’ last names instead of the current default.

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