The TypeScript workbench

Wait for tsc, console.log, Run, and privacy.

Wait for tsc. A type error shows in the output instead of running.

Goal

Log a typed city name.

const city: string = "Nairobi";
console.log(city);
function greet(name: string): string {
  return "Hello, " + name;
}
console.log(greet("Mombasa"));