Review the updated code supplied with this chapter and create a new package version so that you can test out the upgrade process of your package if desired. During the installation of the new package version, you should observe that the new Field Set component added in this chapter is shown as one of the new components included in the upgrade.
![country flag](/images/countries/us.png)
![country flag](/images/countries/gb.png)
![country flag](/images/countries/india.png)
![country flag](/images/countries/germany.png)
![country flag](/images/countries/france.png)
![country flag](/images/countries/canada.png)
![country flag](/images/countries/russia.png)
![country flag](/images/countries/spain.png)
![country flag](/images/countries/brazil.png)
![country flag](/images/countries/australia.png)
![country flag](/images/countries/singapore.png)
![country flag](/images/countries/hungary.png)
![country flag](/images/countries/ukraine.png)
![country flag](/images/countries/lux.png)
![country flag](/images/countries/estonia.png)
![country flag](/images/countries/lithuania.png)
![country flag](/images/countries/southkorea.png)
![country flag](/images/countries/turkey.png)
![country flag](/images/countries/switzerland.png)
![country flag](/images/countries/colombia.png)
![country flag](/images/countries/taiwan.png)
![country flag](/images/countries/chile.png)
![country flag](/images/countries/norway.png)
![country flag](/images/countries/ecuador.png)
![country flag](/images/countries/indonesia.png)
![country flag](/images/countries/newzealand.png)
![country flag](/images/countries/cyprus.png)
![country flag](/images/countries/denmark.png)
![country flag](/images/countries/finland.png)
![country flag](/images/countries/poland.png)
![country flag](/images/countries/malta.png)
![country flag](/images/countries/czech.png)
![country flag](/images/countries/austria.png)
![country flag](/images/countries/sweden.png)
![country flag](/images/countries/italy.png)
![country flag](/images/countries/egypt.png)
![country flag](/images/countries/belgium.png)
![country flag](/images/countries/portugal.png)
![country flag](/images/countries/slovenia.png)
![country flag](/images/countries/ireland.png)
![country flag](/images/countries/romania.png)
![country flag](/images/countries/greece.png)
![country flag](/images/countries/argentina.png)
![country flag](/images/countries/netherlands.png)
![country flag](https://cdn.packtpub.com/flag/004da5c4-583f-4e69-a0a8-0e999f350f90_128px-Flag_of_Bulgaria.png)
![country flag](/images/countries/latvia.png)
![country flag](/images/countries/southafrica.png)
![country flag](/images/countries/malaysia.png)
![country flag](/images/countries/japan.png)
![country flag](/images/countries/slovakia.png)
![country flag](/images/countries/philippines.png)
![country flag](/images/countries/mexico.png)
![country flag](/images/countries/thailand.png)