Javascript: String and Number Cohersion

string-number-cohersion.js

// NUMBER TO STRING
//==========================
const val = 1 + '';

console.log( val ); // Result: "1"
console.log( typeof val ); // Result: "string"

// STRING TO NUMBER
//==========================
let int = '15';
int = +int;

console.log( int ); // Result: 15
console.log( typeof int ); Result: 'number';


// IN ARRAYS
let selected_values = [ '1', '5', '8' ];

selected_values = selected_values.map( Number ); // [ 1, 5, 8 ]