js parseFloat 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: parsefloat jquery

var subtotal = parseFloat(val) + parseFloat(tax) + parseFloat(imp) + parseFloat(env);
 var subtotal = subtotal.toFixed(2); //two decimal places

Example 3: parsefloat

// parseInt
parseInt("10");//------------ 10
parseInt("10.00");//--------- 10
parseInt("10.33")//--------- 10
parseInt("34 45 66")//------ 34
parseInt("   60   ")//------ 60
parseInt("40 years")//------ 40
parseInt("He was 40")//----- NaN
parseInt("10", 10)//-------- 10
parseInt("010")//----------- 10
parseInt("10", 8)//--------- 8
parseInt("0x10")//---------- 16
parseInt("10", 16)//-------- 16
// parseFloat
parseFloat("10")//-----------10
parseFloat("10.00")//--------10
parseFloat("10.33")//--------10.33
parseFloat("34 45 66")//-----34
parseFloat(" 60 ")//---------60
parseFloat("40 years")//-----40
parseFloat("He was 40");//----NaN
/ mm.mirzaei /

Example 4: parsefloat javascript

var num1 = parseFloat("10.547892")
var num2 = parseFloat("10.547892").toFixed(2)
console.log("Without using toFixed() method");
console.log(num1);
console.log("Using toFixed() method");
console.log(num2);