JavaScript Interview Questions and Examples 3 What is the difference between null and undefined in JavaScript? 1 What are closures in JavaScript? 2 How can you check if a variable is an array in JavaScript? 2 Null and undefined are both primitive data types in JavaScript. However, null is an intentional absence of any object … Read more
JavaScript Interview Questions and Examples 2 What is closure in JavaScript? Give an example. 1 What is the difference between var, let, and const in JavaScript? 2 What is closure in JavaScript? Give an example. A closure is a function that has access to its outer function’s scope, even after the outer function has returned. … Read more
JavaScript Interview Questions and Examples 1 What is the difference between null and undefined in JavaScript? 1 What are the different data types in JavaScript? 2 What is a closure in JavaScript? 2 What is the difference between null and undefined in JavaScript? null represents the intentional absence of any object value, while undefined represents … Read more
Create a Game HTML5 Canvas Simple Catcher Game JavaScript https://www.udemy.com/course/javascript-html-game/ Explore how you can create an HTML5 Canvas based game from scratch using JavaScript Step by Step game creation Do you want to learn how to make Games online ???? Start here – perfect to see how a game can be created from scratch using … Read more
Make a JavaScript Game – Create your first HTML5 Canvas JavaScript web based game from scratch explore how make a game Make your own games online – start with this amazing simple game project creating a Breakout game from scratch Explore how you can write code to create GAMEs – Games that run within any … Read more
5 JavaScript coding Exercises 2 FizzBuzzPalindrome checkerHangman gameShopping cartTyping speed test FizzBuzz Source code: for (let i = 1; i <= 100; i++) { if (i % 3 === 0 && i % 5 === 0) { console.log(‘FizzBuzz’); } else if (i % 3 === 0) { console.log(‘Fizz’); } else if (i % 5 === … Read more
5 JavaScript coding Exercises 1 Reverse a String:FizzBuzz:Palindrome Checker:Random Number Generator:Capitalize the First Letter of Each Word: Reverse a String: Write a function that takes a string as an argument and returns the string in reverse order. For example, if the input string is “hello”, the output should be “olleh”. function reverseString(str) { return str.split(“”).reverse().join(“”); … Read more
JavaScript BreakOut Game This code is an HTML file that contains a canvas element with an id of “canvas” and some JavaScript code to create a game of Brick Breaker. The canvas element is used to display the game graphics and the JavaScript code is used to handle user input, move the game elements, and … Read more
10 JavaScript Coding Mistakes with solutions Not declaring variables properly:Using the wrong comparison operator:Not using semicolons:Not understanding scoping:Using “var” instead of “let” or “const”:Instead, use “let” or “const”:Using “==” instead of “===”:Not using curly braces in if statements:Using “parseFloat” instead of “parseInt”:Not handling asynchronous code properly:Example using a promise:Example using async/await:Not properly scoping variables:Example using … Read more
JavaScript Code Exercises 4 Exercise 1: Sum All Numbers in a RangeExercise 2: Diff Two ArraysExercise 3: Seek and DestroyExercise 4: Wherefore art thou Exercise 1: Sum All Numbers in a Range Write a function that takes an array of two numbers as input and returns the sum of all the numbers between them, inclusive. … Read more
