query-params-array-object

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  	appName: 'Ember Twiddle',
  
  	queryParams: ['filter', 'order'],

    filter: {},
  	order: [],
 
    actions : {
        filterAction(){
            let filter = get(this, 'filter');
            set(filter, 'name', 'John');
        },
      
      	orderAction(){
            let filter = get(this, 'order');
            order.pushObject({asc: true});
        }
    }
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>

twiddle.json

{
  "version": "0.10.2",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.7.0",
    "ember-data": "2.7.0",
    "ember-template-compiler": "2.7.0"
  },
  "addons": {}
}