Take Your JavaScript Skills to the Next Level: 10 Beginner-Friendly Code Challenges

As a beginner in JavaScript, practicing with code challenges is an excellent way to improve your skills. Today, I wanted to share with you 10 code challenges that are perfect for beginners.

• Write a function that takes a number and returns true if the number is a prime number.
  You can find a possible solution for this challenge in my GitHub repository here.

• Write a function that takes an array of strings and returns a new array with all the strings capitalized.
  You can find a possible solution for this challenge in my GitHub repository here.

• Write a function that takes a number and returns the factorial of that number.
  You can find a possible solution for this challenge in my GitHub repository here.

• Write a function that takes an array of numbers and returns the average of all the numbers in the array.
  You can find a possible solution for this challenge in my GitHub repository here.

• Write a function called findMax that takes in an array of numbers and outputs the largest number in the array.
  You can find a possible solution for this challenge in my GitHub repository here.

• Write a function called findMin that takes in an array of numbers and outputs the smallest number in the array.
  You can find a possible solution for this challenge in my GitHub repository here.

• Write a function called convertToFahrenheit that takes in a temperature in Celsius and outputs the temperature in Fahrenheit.
  You can find a possible solution for this challenge in my GitHub repository here.

• Write a function called convertToCelsius that takes in a temperature in Fahrenheit and outputs the temperature in Celsius.
  You can find a possible solution for this challenge in my GitHub repository here.

• Write a function called generateRandomNumber that takes in a range of numbers and outputs a random number within that range.
  You can find a possible solution for this challenge in my GitHub repository here.

• Write a function called reverseArray that takes in an array and outputs the reversed version of it.
  You can find a possible solution for this challenge in my GitHub repository here.

After attempting these challenges, you can share your solutions on GitHub and add them to your portfolio. Not only will this demonstrate your skills to potential employers or collaborators, but it can also be a great way to connect with other developers and receive feedback on your work.

So, are you up for the challenge? Let's get coding!