<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>Buffer</title>
<script src="https://npmcdn.com/@reactivex/rxjs@5.0.0-beta.3/dist/global/Rx.umd.js"></script>
</head>
<body></body>
</html>
//timerOne emits first value at 1s, then once every 4s
const timerOne = Rx.Observable.timer(1000, 4000);
//timerTwo emits first value at 2s, then once every 4s
const timerTwo = Rx.Observable.timer(2000, 4000)
//timerThree emits first value at 3s, then once every 4s
const timerThree = Rx.Observable.timer(3000, 4000)
//when one timer emits, emit the latest values from each timer as an array
const combined = Rx.Observable
.combineLatest(
timerOne,
timerTwo,
timerThree
);
const subscribe = combined.subscribe(latestValues => {
//grab latest emitted values for timers one, two, and three
const [timerValOne, timerValTwo, timerValThree] = latestValues;
/*
Example:
timerOne first tick: 'Timer One Latest: 1, Timer Two Latest:0, Timer Three Latest: 0
timerTwo first tick: 'Timer One Latest: 1, Timer Two Latest:1, Timer Three Latest: 0
timerThree first tick: 'Timer One Latest: 1, Timer Two Latest:1, Timer Three Latest: 1
*/
console.log(
`Timer One Latest: ${timerValOne},
Timer Two Latest: ${timerValTwo},
Timer Three Latest: ${timerValThree}`
);
});
//combineLatest also takes an optional projection function
const combinedProject = Rx.Observable
.combineLatest(
timerOne,
timerTwo,
timerThree,
(one, two, three) => {
return `Timer One (Proj) Latest: ${one},
Timer Two (Proj) Latest: ${two},
Timer Three (Proj) Latest: ${three}`
}
);
//log values
const subscribe = combinedProject.subscribe(latestValuesProject => console.log(latestValuesProject));
Output
You can jump to the latest bin by adding /latest
to your URL
Keyboard Shortcuts
Shortcut | Action |
---|---|
ctrl + [num] | Toggle nth panel |
ctrl + 0 | Close focused panel |
ctrl + enter | Re-render output. If console visible: run JS in console |
Ctrl + l | Clear the console |
ctrl + / | Toggle comment on selected lines |
ctrl + ] | Indents selected lines |
ctrl + [ | Unindents selected lines |
tab | Code complete & Emmet expand |
ctrl + shift + L | Beautify code in active panel |
ctrl + s | Save & lock current Bin from further changes |
ctrl + shift + s | Open the share options |
ctrl + y | Archive Bin |
Complete list of JS Bin shortcuts |
JS Bin URLs
URL | Action |
---|---|
/ | Show the full rendered output. This content will update in real time as it's updated from the /edit url. |
/edit | Edit the current bin |
/watch | Follow a Code Casting session |
/embed | Create an embeddable version of the bin |
/latest | Load the very latest bin (/latest goes in place of the revision) |
/[username]/last | View the last edited bin for this user |
/[username]/last/edit | Edit the last edited bin for this user |
/[username]/last/watch | Follow the Code Casting session for the latest bin for this user |
/quiet | Remove analytics and edit button from rendered output |
.js | Load only the JavaScript for a bin |
.css | Load only the CSS for a bin |
Except for username prefixed urls, the url may start with http://jsbin.com/abc and the url fragments can be added to the url to view it differently. |