code: function camelize()
  {
    return function(input, output)
    {
      var target = output || input;
      var f = output ? remove : add;
  
      for (var key in target) {
        var value = target[key];
        var key_ = f(key);
        if (key_ === key) continue;
        delete target[key];
        target[key_] = value;
      }
  
    };
  }
docs: A sticky transform that will change vars_like_this into varsLikeThis.