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/**
* const plus = (a, b) => a + b;
* const minus = (a, b) => a - b;
* const divide = (a, b) => a / b;
*
* -----------------------------------------
* [Export Whole Thing] export default {plus, minus, divide};
* [just one] export default plus;
*
* --------------- how to import ----------------------
* [Export Whole Thing]import math_plus from "./math.mjs";
* [just one] import math_plus from "./math.mjs";
*
* [Export Whole Thing] console.log(math_plus.plus(5, 4));
* [just one] console.log(math_plus(5, 4));
*/
/**
* export const plus = (a, b) => a + b;
* export const minus = (a, b) => a - b;
* export const divide = (a, b) => a / b;
*
* -----------------------------------------
* [Same As Above] export {plus, minus, divide}
* [just one] export {plus}
*
* --------------- how to import ----------------------
* import { plus, minus, divide } from "./math.mjs"; [just one]
* import { plus } from "./math.mjs"; [just one]
*
* console.log(plus(5, 4));
*/반응형