Pure Ts Tour May 2026

// Rest parameters function sumAll(...nums: number[]): number return nums.reduce((acc, n) => acc + n, 0);

let stringBox: Box<string> = content: "coins" ; let numberBox: Box<number> = content: 100 ; pure ts tour

console.log(fruits, numbers, person, taskStatus); src/features/3-functions.ts // Rest parameters function sumAll(

function createUser(user: User): User return user; acc + n

let userId: ID = "abc-123";