JavaScript Program to find Maximum Value of an Array

Photo Credit to CodeToFun

🙋 Introduction

When working with arrays in javascript programming, it's common to perform operations like finding the maximum value stored in an array. This operation is fundamental in various applications, from data analysis to algorithmic problem-solving.

In this tutorial, we'll explore a simple yet effective javascript program to find the maximum value of an array.

📄 Example

Let's dive into the javascript code that achieves this functionality.

findMax.js

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// Function to find the maximum value in an array
function findMax(arr) {
  // Assume the first element is the maximum
  let max = arr[0];

  // Iterate through the array to find the maximum
  for (let i = 1; i < arr.length; ++i) {
    if (arr[i] > max) {
      max = arr[i];
    }
  }

  return max;
}

// Driver program
// Replace these values with your array
const array = [14, 7, 25, 31, 10, 42];

// Call the function to find the maximum value
const maxValue = findMax(array);

// Print the result
console.log(`Maximum value in the array: ${maxValue}`);

💻 Testing the Program

To test the program with a different array, replace the values of the array variable and adjust the size accordingly.

Maximum value in the array: 42

Compile and run the program to find the maximum value in the new array.

🧠 How the Program Works

1. The program defines a function findMax that takes an array as input and returns the maximum value in the array.
2. Inside the function, it assumes the first element of the array is the maximum.
3. It then iterates through the array, comparing each element with the current maximum and updating it if a larger element is found.
4. The driver program initializes an array, calls the findMax function, and prints the result using console.log().

🧐 Understanding the Concept of Maximum Value of an Array

Understanding how to find the maximum value in an array is crucial in various programming scenarios.

The algorithm used in this program iterates through the array once, making it an efficient way to find the maximum value.

🎢 Optimizing the Program

While the provided program is straightforward, there are alternative algorithms and optimizations that can be explored for finding the maximum value in an array. Consider researching more advanced techniques to enhance the efficiency of your code.

Feel free to incorporate and modify this code as needed for your specific use case. Happy coding!

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Author

👋 Hey, I'm Mari Selvan

For over eight years, I worked as a full-stack web developer. Now, I have chosen my profession as a full-time blogger at codetofun.com.

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