import { params } from '@algoristic/tinyparams-async';

params('foo') .observe() .subscribe((value) => { console.log(`foo=${foo}`); }); params('foo') .observe() .pipe(pairwise(), startWith(undefined)) .subscribe(([prev, curr]) => { console.log(`previous=${prev}, current=${curr}`); });

params.observe().subscribe((snapshot) => { console.log(snapshot.entries()); });