typescript array methods code example

Example 1: create array of... in typescript

let fruits: Array<string>;
fruits = ['Apple', 'Orange', 'Banana']; 

let ids: Array<number>;
ids = [23, 34, 100, 124, 44];

Example 2: typescript array of objects

//Define an interface to standardize and reuse your object
interface Product {
    name: string;
    price: number;
    description: string;
}

let pen: Product = {
  name: "Pen",
  price: 1.43,
  description: "Userful for writing"
}

let products: Product[] = [];
products.push(pen);
//...do other products.push(_) to add more objects...
console.log(products);
/* -->
*[
* {
*  name: "Pen",
*  price: 1.43,
*  description: "Userful for writing"
* },
* ...other objects...
*]

Example 3: typescript how to create an array instance

var myInstance:MyArrayType[] = [];

Example 4: typescript array

let list: number[] = [1, 2, 3];

Example 5: type script array

let list: number[] = [1, 2, 3];