How to get number of keys in JavaScript object
To get the number of keys we can use the Object.keys() method in JavaScript.
Example:
const obj = {
name: 'king',
age: 20,
active: true
}
console.log(Object.keys(obj).length); // 3- Share:
Similar tutorials
How to remove non-numeric characters from a string in JavaScriptHow to Solve charAt is not a Function in JavaScriptHow to Solve date.getHours is not a Function in JavaScriptJavaScript Array methods Push, Pop, Unshift and ShiftHow to Convert Array to a String in JavaScriptHow to sort an array of numbers in JavaScript- Share:
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 2023 (Beginner + Advanced)
116,648 students enrolled
52 hours of video content
$14.99 FROM UDEMY
React - The Complete Guide (incl Hooks, React Router, Redux)
631,582 students enrolled
49 hours of video content
$24.99 FROM UDEMY
Vue - The Complete Guide (w/ Router, Vuex, Composition API)
203,937 students enrolled
31.5 hours of video content
$14.99 FROM UDEMY