javascript 1 parameters function es6 code example

Example 1: javascript multiply arguments

const mul = (...args) => args.reduce((a, b) => a * b);

// Example
mul(1, 2, 3, 4);    // 24

Example 2: js unspecified parameters

function my_log(...args) {
     // args is an Array
     console.log(args);
     // You can pass this array as parameters to another function
     console.log(...args);
}