Typescript type annotation

- Typescript type annotation vs type assertion
- Typescript type annotation for function
- Typescript type annotation for object
- Typescript type annotation arrow function
- Typescript type annotation in for loop
- Typescript type annotation object literal
- Typescript type annotation for dictionary
- Typescript type annotation array
- Typescript type annotation comments
- Typescript type annotations function
- Typescript return type annotation
- Typescript list type annotation
- Typescript indexed object type annotation
- Typescript needs an explicit type annotation