Filtering Test

filter.js

var Items = [
  { name: 'Nasir Jones', gender : 'm' },
  { name: 'Mike Jones', gender : 'm' },
  { name: 'Lil Kim', gender : 'f' }
];


// No more for loops, Add as many args to CHANGEME


function filter(fn, list) {
  var idx = -1, len = list.length, result = [];
  while (++idx < len) {
    if (fn(list[idx])) {
      result.push(list[idx]);
    }
  }
  return result;
};


function CHANGEME() {}


var mike = filter(CHANGEME('Mike Jones'), Items);
// => 'Mike Jones'

var guys = filter(CHANGEME('m'), Items);
guys.length === 2;
// => True