{ "content": { "devices": "Surface, Windows Phone, Desktop computer, Monitors", "firstName": "Dean", "lastName": "Ledet", "phone": "(111)5551111" } }

{% assign deviceList = content.devices | Split: ',' -%} { "fullName": "{{content.firstName | Append: ' ' | Append: content.lastName}}", "firstNameUpperCase": "{{content.firstName | Upcase}}", "phoneAreaCode": "{{content.phone | Slice: 1, 3}}", "devices" : [ {% for device in deviceList -%} "{{device | Strip}}"{% unless forloop.last %},{% endunless -%} {% endfor -%} ] }