what is the return type of arrow function javascript code example

Example 1: javascript return object in arrow function

const func = () => ({ foo: "bar" });
console.log(func()); // { foo: "bar" }

Example 2: arrow func in javascript

const greet = (who) => {
  return `Hello, ${who}!`;
};

greet('Eric Cartman'); // => 'Hello, Eric Cartman!'