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<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>RxJS 5 Operators</title>
  <script src="https://npmcdn.com/@reactivex/rxjs@5.0.0-beta.3/dist/global/Rx.umd.js"></script>
</head>
<body>
  <input type="text" id="example" />
</body>
</html>
 
const input = document.getElementById('example');
//for every keyup, map to current input value
const example = Rx.Observable
  .fromEvent(input, 'keyup')
  .map(i => i.currentTarget.value);
//wait .5s between keyups to emit current value
//throw away all other values
const debouncedInput = example.debounceTime(500);
//log values
const subscribe = debouncedInput.subscribe(val => {
  console.log(`Debounced Input: ${val}`);
})
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