sum javascript Code Snippet in 2024
matharraybeginner
Last Updated: 20 April 2024
Calculates the sum of two or more numbers/arrays.
- Use
Array.prototype.reduce()to add each value to an accumulator, initialized with a value of0.
const sum = (...arr) => [...arr].reduce((acc, val) => acc + val, 0);sum(1, 2, 3, 4); // 10 sum(...[1, 2, 3, 4]); // 10
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