change

Description

Calculates the differences between each item in an Observable and the prior item.

API

difference()

Since

0.5

Parameters

None

Options

None

Returns

Number. (The latest difference from the Observable)

Examples

import { from } from 'rxjs';
import { change } from '@buccaneer/rxjs-stats';

const num$ = from([2, 4, 8, 16, 26]);
const change$ = num$.pipe(
  change()
);
change$.subscribe(console.log);
// Output:
// 2
// 4
// 8
// 10