Answers for "convert string to double in javascript"

javascript string to double

var string = "10";
var double = parseFloat(string);
console.log(typeof(double)); // float
// parseFloat used for float and double datatypes

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);

javascript convert string to 2 decimal

var twoPlacedFloat = parseFloat(yourString).toFixed(2)

javascript decimal to string

<script language="JavaScript" type="text/javascript"> 
var a = 3.3445;
var c = a.toString();
alert(c);
</script>