<div>
<button onclick="test()">Test</button>
</div>
var source1 = Rx.Observable.create(observer => {
setTimeout(() => {
observer.next(1);
observer.complete();
}, 2000);
});
var source2 = Rx.Observable.of(2);
function test() {
source1.merge(source2).subscribe(
val => {
console.log(val);
}
);
}
Also see: Tab Triggers