locutus/php/math/hypot.js

Locutus other languages' standard libraries to JavaScript for fun and educational purposes

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.hypot = hypot;
function hypot(x, y) {
    //  discuss at: https://locutus.io/php/hypot/
    // original by: Onno Marsman (https://twitter.com/onnomarsman)
    // improved by: Robert Eisele (https://www.xarg.org/)
    //   example 1: hypot(3, 4)
    //   returns 1: 5
    //   example 2: hypot([], 'a')
    //   returns 2: null
    const left = Math.abs(Number(x));
    const right = Math.abs(Number(y));
    let t = Math.min(left, right);
    const max = Math.max(left, right);
    t = t / max;
    return max * Math.sqrt(1 + t * t) || null;
}