JAVASCRIPT

javascript convert string to number

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

Convert a string to a number in Javascript

// try using parsInt(x)
// you can then use typeof(x) to confirm 
var myString = "555";
var myInt = parseInt(string);
console.log(typeof myInt); // number

Converting a String into a Number in Javascript

// Converting a String into a Number in Javascript
// Longhand:
const num1 = parseInt("100");
const num2 =  parseFloat("100.01");
console.log(num1);
console.log(num2);

// Shorthand:
const num3 = +"100"; // converts to int data type
const num4 =  +"100.01"; // converts to float data type
console.log(num3);
console.log(num4);

javascript convert string to number

// String to Int
myStringInt = "10";
console.log(parseInt(myStringInt));  // expected result: 10

// String to Float
myStringFloat = "8.33";
console.log(parseFloat(myStringFloat));  // expected result: 8.33

// String to any numeric type
console.log(Number(myStringInt));  // expected result: 10
console.log(Number(myStringFloat));  // expected result: 8.33

convert a string to number in javascript

var x = Number("1000")

javascript string to number

let stringToNum = "123"

console.log(Number(stringToNum))

javascript string to number

var num = Number("46.12"); //46.12

convert a string to number in javascript

var x = parseInt("1000", 10); // you want to use radix 10
    // so you get a decimal number even with a leading 0 and an old browser ([IE8, Firefox 20, Chrome 22 and older][1])

javascript convert string to number

//For Integer
parseInt(string);

//For Float Or Double (Decimal Points)
parseFloat(string);

How to convert string to number in javascript

let number = +"5";
// add sign converts string variable into integer

string to number in javacript

//string to number (typecasting)
console.log(typeof ("pp"))		//String
console.log(typeof (+"pp"))		//Number
console.log((+"pp"))			//Nan
console.log(typeof (+""))		//Number
console.log((+""))				//0
console.log(typeof (+"-6"))		//Number
console.log((+"-6"))			//-6

// application of above concept
let st= prompt("enter num") 	//String
console.log(typeof (st))		//${output entered in prompt box} 

let stnn= prompt("enter num") 	
console.log(typeof (stnn))		//String
let stnn = +stnn;				//converting stnn variable as Number
console.log(typeof (stnn))		//Number
console.log((stnn))		//${output entered in prompt box}

javascript string to number

//convert number to string.
let numberOne = Number("33")

string to number javascript

let str = "390";
let num = +str;
console.log(num); // will give us int 390

javascript how to convert string to number

Number.parseInt("24", 10);

How to coerce a string to number in javascript

var n = Number(str);

Javascript convert string to number

let int = "16";
int = +int;

console.log(int); // Output: 16
console.log(typeof int); Output: "number"