javascript typescript declare array code example

Example 1: typescript array

// let arr_name, elemType[];
let list: number[] = [1, 2, 3];
// Generic array type, Array<elemType>:
let list: Array<number> = [1, 2, 3];

Example 2: array in typescript

const count = [...Array(5)];
count.map((_) => console.log('hi'));