es-toolkit/dist/set/filter.mjs

A state-of-the-art, high-performance JavaScript utility library with a small bundle size and strong type annotations.

function filter(set, callback) {
    const result = new Set();
    for (const value of set) {
        if (callback(value, value, set)) {
            result.add(value);
        }
    }
    return result;
}

export { filter };