typescript what is a tuple code example

Example 1: type script tuple type

// Declare a tuple type
let x: [string, number];
// Initialize it
x = ["hello", 10]; // OK
// Initialize it incorrectly
x = [10, "hello"]; // Error
Type 'number' is not assignable to type 'string'.Type 'string' is not assignable to type 'number'.23222322Type 'number' is not assignable to type 'string'.Type 'string' is not assignable to type 'number'.Try

Example 2: tuple in typescript

let empId: number = 1;
let empName: string = "Steve";        

// Tuple type variable 
let employee: [number, string] = [1, "Steve"];