function getRandomIntInclusive(min, max) {

  return Math.floor(Math.random() * (max - min + 1)) + min;

}

​

var enableClicks = $("#enable").asEventStream("click");

var disableClicks = $("#disable").asEventStream("click");

​

// Use .map to create a stream with more sensible values than jquery events

var enableStream = enableClicks.map(function(x) {return getRandomIntInclusive(1,10);});

​

var disableStream = disableClicks.map(function(x) {return getRandomIntInclusive(1000,10000);});

​

// Use .merge to join the two streams together

var combinedStream = enableStream.merge(disableStream);

​

// Use .onValue to enable or disable the

// textarea

combinedStream.onValue(function(x) {

  console.log("number from result stream:",  x);

  if (x>10)

    $("#target").prop( "disabled", true );

    });