// CanJS filtered list

​

var Control = can.Control({

  init: function (ele, options) {

    var people = new can.Map.List([

      {name: 'James', birthdate: '1980-01-01'},

      {name: 'Zack', birthdate: '1982-02-01'},

      {name: 'Mary', birthdate: '1982-03-01'},

      {name: 'Juno', birthdate: '1982-02-15'}

    ]);

    var helpers = {

      birthdayThisMonth: function (people, options) {

​

        if (people && people.length) {

          var res = [];

          for (var a = 0; a < people.length; a++) {

            var person = people[a];

            var bd = person.attr('birthdate');

            if (new Date(bd).getMonth() === (new Date).getMonth() ) {

                res.push(options.fn(person));

            }

          }

          return res.join(' ');

        }

      }

    }

    var view = can.view('view', {people: people}, helpers);

    this.element.html(view);

  }

});

​

var control = new Control('.app');