convert string into int js code example

Example 1: how to convert string to int js

let string = "1";
let num = parseInt(string);
//num will equal 1 as a int

Example 2: Javascript string to int

var myInt = parseInt("10.256"); //10
var myFloat = parseFloat("10.256"); //10.256

Example 3: convert string to integer javascript

const stringPrices = ['5.47', '3.12', '8.00', '5.63', '10.70'];
let priceTotal = 0;

// priceTotal should be: 32.92
// Write your code below

stringPrices.forEach(stringPrice => {
price = parseFloat(stringPrice);
  priceTotal += price;
});

Example 4: string to number javascript

new Number(valeur);
var a = new Number('123'); // a === 123 donnera false
var b = Number('123'); // b === 123 donnera true
a instanceof Number; // donnera true
b instanceof Number; // donnera false