Sample Code JavaScript Coding Examples and Lessons Download PDF Guide FREE

strict mode example Use strict mode to enforce modern JavaScript syntax and catch errors early: ‘use strict’; “use strict” is a directive in JavaScript that enables “strict mode”. Strict mode is a way to opt in to a “secure” version of JavaScript. When in strict mode, JavaScript will validate your code more strictly and throw … Read more

Use Strict in JavaScript Explained with source code

strict mode example Use strict mode to enforce modern JavaScript syntax and catch errors early: ‘use strict’; “use strict” is a directive in JavaScript that enables “strict mode”. Strict mode is a way to opt in to a “secure” version of JavaScript. When in strict mode, JavaScript will validate your code more strictly and throw … Read more

Free PDF Guides HTML CSS JavaScript top tips for 2023

HTML (Hypertext Markup Language) is the standard language used to create web pages. It is a markup language, which means that it uses tags to describe the structure and content of a web page. HTML tags define the headings, paragraphs, lists, links, images, and other elements of a web page. CSS (Cascading Style Sheets) is … Read more

Top 10 Coding Examples and Tips for JavaScript Code V2

Top 10 Coding Examples and Tips for JavaScript Code Use spread operator Use spread operator to combine arrays: const a = [1, 2, 3]; const b = [4, 5, 6]; const c = […a, …b]; // [1, 2, 3, 4, 5, 6] Use spread operator to combine arrays: The spread operator (…) can be used … Read more

Top 10 JavaScript Tips of the Day

Top 10 Coding Examples and Tips for JavaScript Code strict mode example Use strict mode to enforce modern JavaScript syntax and catch errors early: ‘use strict’; Use const and let Always declare variables with const or let, rather than var: // Use let let name = ‘John Doe’; // Use const const PI = 3.14; … Read more

JavaScript Common Interview Questions and Solutions Coding Examples

JavaScript Common Interview Questions and Solutions Coding Examples Closure 2forEach Array 3JavaScript Map function 3JavaScript Filter 4Check if number is an integer 5Is the string a palindrome 6Reverse a String 6Find the largest number in an array 8Check Object Property 8Common Elements in two Arrays 9 ClosureWhat is closure in JavaScript and give an example … Read more

Basics of JavaScript PDF Guide for Beginners with Code Examples

Basics of JavaScript Code JavaScript is a high-level, dynamic, and interpreted programming language. It is used to add interactivity and other dynamic elements to websites. The console in JavaScript  The console in JavaScript is a tool used for debugging and testing purposes. It allows developers to log information to the browser console for viewing. This … Read more

JavaScript Async Code Examples

JavaScript Async Code Examples JavaScript is a single-threaded language, which means that it can only execute one piece of code at a time. This can make it challenging to perform long-running tasks, such as network requests, without freezing up the UI. To solve this issue, JavaScript provides the concept of asynchronous programming, which allows you … Read more

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