everyutil/array/arrayIntersections.js

A comprehensive library of lightweight, reusable utility functions for JavaScript and TypeScript, designed to streamline common programming tasks such as string manipulation, array processing, date handling, and more.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.arrayIntersections = void 0;
/**
 * Finds common elements across multiple arrays.
 * @author @dailker
 * @template T
 * @param {...T[][]} arrays - Arrays to intersect.
 * @returns {T[]} Array of common elements.
 */
function arrayIntersections(...arrays) {
    if (arrays.length === 0)
        return [];
    return arrays.reduce((a, b) => a.filter(x => b.includes(x)));
}
exports.arrayIntersections = arrayIntersections;