js floatval code example

Example 1: javascript convert string to float

// parseFloat takes in a string value and converts it to a float 
// The parseFloat function will look at the first character of
// the string and decided whether that character is a number or not
// If not the parseFloat function will return Nan

let stringNumber = "8.0"

let floatNuumber = parseFloat(stringNumber);

Example 2: float in js

var a = parseFloat("10")
var b = parseFloat("10.00")
var c = 
  parseFloat("10.33")
var d = parseFloat("34 45 66")
var e = parseFloat(" 
  60 ")
var f = parseFloat("40 years")
var g = parseFloat("He was 40")