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PracticeReal-life: combineLatestWith() user + permission
PRACTICE · 47 · 練

Real-life: combineLatestWith() user + permission

Combine the user with the permission flag.

  1. Solve the task in the editor — no long theory.
  2. Run the check and compare your output with the expected result.
  3. Stuck? Open the solution and carry the approach into your own code.
Solution spoiler · click to reveal
const { of, combineLatestWith, map } = Rx;

const user$ = of('Ada');
const canEdit$ = of(true);

const result$ = user$.pipe(
  combineLatestWith(canEdit$),
  map(([user, canEdit]) => user + ':' + canEdit)
);

result$.subscribe(value => console.log(value));
script.ts // TypeScript
CONSOLE · Console output
Hit Run to see the result...