by Sai gowtham

How to remove decimal part from a number in JavaScript

In this tutorial, we are going to learn about how to remove the decimal part from a number in JavaScript.

Consider we have the following number:

const num = 13.456

Now we need to remove the decimal part from the above number and print it like this:

13

Using parseInt() function

In JavaScript, we can use the parseInt() function to remove the decimal parts from a number.

Here is an example:

const num = 109.42;
console.log(parseInt(num));

Output:

109

Alternatively, we can also use the Math.trunc() function.

const num = 109.42;
console.log(Math.trunc(num));

Note: The Math.trunc() function doesn’t support on Internet explorer.

Css Tutorials & Demos

How rotate an image continuously in CSS

In this demo, we are going to learn about how to rotate an image continuously using the css animations.

How to create a Instagram login Page

In this demo, i will show you how to create a instagram login page using html and css.

How to create a pulse animation in CSS

In this demo, i will show you how to create a pulse animation using css.

Creating a snowfall animation using css and JavaScript

In this demo, i will show you how to create a snow fall animation using css and JavaScript.

Top Udemy Courses

JavaScript - The Complete Guide 2021 (Beginner + Advanced)
JavaScript - The Complete Guide 2021 (Beginner + Advanced)
64,026 students enrolled
52 hours of video content
View Course
React - The Complete Guide (incl Hooks, React Router, Redux)
React - The Complete Guide (incl Hooks, React Router, Redux)
284,472 students enrolled
40 hours of video content
View Course
Vue - The Complete Guide (w/ Router, Vuex, Composition API)
Vue - The Complete Guide (w/ Router, Vuex, Composition API)
152,857 students enrolled
48.5 hours of video content
View Course