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convert a string to number in javascript

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Adorable Anteater answered on July 23, 2019 Popularity 10/10 Helpfulness 3/10

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convert a string to number in javascript

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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])

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Source: stackoverflow.com

Tags: javascript string

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Contributed on Jul 25 2020

Adorable Anteater

0 Answers Avg Quality 2/10

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javascript convert string to number

Comment

199

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

Popularity 10/10 Helpfulness 9/10 Language javascript

Source: Grepper

Tags: int

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Contributed on Jul 23 2019

Grepper

0 Answers Avg Quality 2/10

convert string to number javascript

Comment

let num = Number("123"); // 123
let num = Number("123.45"); // 123.45
let num = Number("blah"); // NaN (not a number)

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Jun 13 2021

DenverCoder1

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change string to number javascript

Comment

const stringNumber = "42";
const number = Number(stringNumber);

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

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Contributed on Sep 12 2023

YOU.com

0 Answers Avg Quality 2/10

convert string to number javascript

Comment

var myString = "869.99"
var myFloat = parseFloat(myString)
var myInt = parseInt(myString)

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Source: Grepper

Tags: javascript j

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Contributed on Dec 06 2020

TheProgrammer

0 Answers Avg Quality 2/10

Converting a String into a Number in Javascript

Comment

-1

// 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);

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Source: Grepper

Tags: javascript j

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Contributed on Jan 20 2022

Chetan Nada

0 Answers Avg Quality 2/10

javascript string to number

Comment

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

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Jul 26 2022

Jonbul

0 Answers Avg Quality 2/10

javascript convert string to number

Comment

// 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

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Source: dev.to

Tags: javascript j

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Contributed on May 13 2022

Syntax Error

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convert a string to number in javascript

Comment

var x = Number("1000")

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

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Contributed on Jul 25 2020

Adorable Anteater

0 Answers Avg Quality 2/10

javascript string to number

Comment

let stringToNum = "123"

console.log(Number(stringToNum))

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on May 07 2022

Ipad 6456

0 Answers Avg Quality 2/10

how to change string to number in javascript

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var str = "42"; // example string
var num = parseInt(str); // convert string to integer
console.log(num); // output: 42

var floatStr = "3.14"; // example string with floating-point value
var floatNum = parseFloat(floatStr); // convert string to floating-point number
console.log(floatNum); // output: 3.14

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Source: Grepper

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Contributed on Sep 12 2023

YOU.com

0 Answers Avg Quality 2/10

convert a string to number in javascript

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