Find the maximum number in an array - JavaScript
Find the maximum number from an array of positive integers using JavaScript
Solution
//findMaxNumber.js
function findMaxNumber(numbers) {
//Initializes result to track the maximum number, starting at 0.
let result = 0;
//Stores the length of the numbers array for use in the loop.
const numbersLength = numbers.length;
//Check if the array is not empty before processing it.
if (numbersLength > 0) {
//Loops through each number in the array.
for (let i = 0; i < numbersLength; i++) {
//Compare each number to the result to check if it's larger.
if (numbers[i] > result) {
//Updates result with the current number if it's the largest
result = numbers[i];
}
}
console.log(result);
return result;
}
return result;
}
findMaxNumber([5, 33, 47, 103]);
Result
> 103
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