The "implicit opt-out" is noImplicitAny[1]. That code of yours won't compile with this opt-out enabled. Edit: the "dynamic opt-in" is `any` (and is `dynamic` in

The "implicit opt-out" is noImplicitAny[1]. That code of yours won't compile with this opt-out enabled. Edit: the "dynamic opt-in" is `any` (and is `dynamic` in C#). [1]: https://www.typescriptlang.org/docs/handbook/compiler-options.html https://www.typescriptlang.org/docs/handbook/compiler-option...