We can make fields in Typescript classes readonly, as well as make member fields and methods static. Let's explore some practical uses for readonly and static in classes. 00:00 Introduction 00:25 Creating The Dog Classes 00:58 Members in Constructors 02:00 Readonly Member Fields 02:26 Singletons 03:11 Static Member Fields 04:21 Static Methods 05:57 Outroduction Code: https://github.com/jherr/no-bs-ts/tree/master/series-1/episode-15 If you liked this video, buy me a coffee! https://www.buymeacoffee.com/bluecollarcoder 👉 What's my theme? Night Wolf [dark blue] 👉 What's that font? MonoLisa 👉 Jack is also on the React Round Up podcast: https://devchat.tv/podcasts/react-round-up/ 👉 Don't forget to subscribe to this channel for more updates: https://bit.ly/2E7drfJ 👉 Discord server signup: https://discord.gg/ddMZFtTDa5 💢 Watch our other videos: 💟 Hacking your Github contribution graph: https://www.youtube.com/watch?v=_ZQSPYDlk3U 💟 More Typescript videos:    • JavaScript to TypeScript: Beginner to...   Thank you for watching this video, click the "SUBSCRIBE" button to stay connected with this channel. #typescript #NoBSTS