TYPESCRIPT

how to declare variable in typescript

const variableSample: number = 0;
let variableSample: number = 0;

basic variable types typescript

let name: string; // stores text
let age: number; // stores numbers
let isMale: boolean; // stores a true or false values
let typeAny: any; // stores any type of value
let typeNull: null = null; // can only store a null value
let typeUndefined: undefined = undefined; // can only store undefined value

// these are the basic types of variables in TypeScript
// and of course you can change let to const

typescript variable

var name: string = 'Bulbul'; 
const age: number = 34;
let email: string = 'bulbul.cse@outlook.com';