sumN javascript Code Snippet in 2025
mathbeginner
Last Updated: 1 February 2025
Sums all the numbers between 1 and n.
- Use the formula
(n * (n + 1)) / 2to get the sum of all the numbers between 1 andn.
const sumN = n => (n * (n + 1)) / 2;
sumN(100); // 5050javascript snippet similar to sumN For You in February 2025
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