javascript string to float 2 decimal 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: javascript convert string to 2 decimal

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

Example 3: javascript convert int to float with 2 decimal places

float_num.toFixed(2);

Example 4: round number 2 decimals javascript

Math.round((num + Number.EPSILON) * 100) / 100

Example 5: javascript convert string to float with 2 decimal places

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

Example 6: convert string to float javascript

//do do this use parseFloat()
//it turns a string into a float in js
//you can later use this for animation
var string = "10"
string = parseFloat(string)
console.log(string)