how to string integer javascript code example

Example 1: string to int javascript

var text = '42px';
var integer = parseInt(text, 10);
// returns 42
let myNumber = Number("5.25"); //5.25

Example 2: javascript convert a number in string

const num = 123; //> type number 123
const str = num.toString(); //> type string "123"

Example 3: javascript number to string

const toNumber = str => +str;

// Example
toNumber('42');     // 42