What is the best tutorial for UI5 in visual studio?

 There are several tutorials available for developing SAPUI5 applications in Visual Studio, and the best one will depend on your level of experience and the specific requirements of your project. Here are some resources that you may find helpful:

1. SAPUI5 Development in Visual Studio Code: This tutorial provides an introduction to SAPUI5 development in Visual Studio Code, including how to set up your development environment and create a simple application.

2. SAPUI5 Walkthrough: This tutorial is provided by SAP and covers the basics of SAPUI5 development, including the use of UI controls, navigation, and data binding.

3. Getting Started with SAPUI5: This tutorial from OpenUI5 provides an introduction to SAPUI5 development, including how to set up your development environment and create a simple application.

4. SAPUI5 & OData Development with Visual Studio Code: This tutorial provides an overview of SAPUI5 and OData development in Visual Studio Code, including how to create a CRUD (Create, Read, Update, Delete) application.

5. Developing SAPUI5 Applications in Visual Studio: This tutorial is provided by IntelliTect and covers the basics of SAPUI5 development in Visual Studio, including how to create a simple application and use data binding.

Overall, I recommend starting with the SAPUI5 Development in Visual Studio Code tutorial if you are new to SAPUI5 development and want to get started quickly. If you have more experience, you may find the other resources helpful for more advanced topics.