Underscore.js 1.7の使い方 Collections編 max

var r = document.getElementById("r");
var data = [
  { name: 'sato', age: 20 },
  { name: 'suzuki', age: 30 }
];
var result = _.max(data, function(data){
  return data.age;
});
// => Object { name="suzuki", age=30}
r.innerHTML = result.name;
// => 'suzuki'