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Solution: Loops in JavaScript

Discover how to use loops in JavaScript to solve problems like the FizzBuzz challenge and a number guessing game. Learn through step-by-step solutions that explain the use of for and while loops, conditional statements, and user input handling. This lesson helps build practical programming skills for repetitive tasks.

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Solution 1

Here is a possible solution for checking if the number is a multiple of 33 or 55.

Javascript (babel-node)
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 === 0) {

    console.log("Buzz");

  } else {

    console.log(i);

  }

}

Explanation

  • Line 1: The for loop starts with i being initialized to 11. It will loop as long as i is less than or equal to 100100.

  • Lines 2–10: ...