7 lines
198 B
JavaScript
7 lines
198 B
JavaScript
const symmetricDifference = (a, b) => {
|
|
const sA = new Set(a),
|
|
sB = new Set(b);
|
|
return [...a.filter(x => !sB.has(x)), ...b.filter(x => !sA.has(x))];
|
|
};
|
|
module.exports = symmetricDifference;
|