gistfile1.js

 function record(channel) {
    console.log("recording channel: " + channel);
  }
 
  var surf = fun(
    [{genre: 'football', showTitle: _, repeat: _, station: _}, $, record],
    [{genre: 'comedy', showTitle: _, repeat: false, station: _}, $, record],
    [{genre: 'crime', showTitle: 'Cops', repeat: _, station: _}, $, record],
    [{genre: _, showTitle: _, repeat: _, station: _}, $, function () {}]
  );
 
  Object.forEach(channels, function (channel, number) {
    surf(channel, number);
  });