How to filter a list by a single property of the list item object?

Question

JavaScript

How to make a filter button by groups if the group is a property of the element?
jsfiddle.net/SergeyGuns/043kyscL

Answer 1

Something like this
https://jsfiddle.net/Serhioromano/043kyscL/1/
In short, you need a new filter
and then on the buttons
<button ng-click="search_group='Группа 1'">