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webhacking/rxjs-example-01.ts

Created January 24, 2019 04:39
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RxJS Example 1
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rxjs-example-01.ts
import {fromEvent} from 'rxjs/internal/observable/fromEvent';
const source$ = fromEvent(document.getElementById('hit-me'), 'click');
source$.subscribe((event: Event) => {
const currentClicked = ( event.currentTarget.getAttribute('number-of-clicked') ) ? event.currentTarget.getAttribute('number-of-clicked') : 1;
event.currentTarget.setAttribute('number-of-clicked', parseInt(currentClicked) + 1);
console.log(parseInt(currentClicked))
});
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