js get integer from string code example

Example 1: Javascript string to int

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

Example 2: js get number from string

thenum = "foo3bar5".match(/\d+/)[0] // "3"

Example 3: string to int javascript

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