Compute Max

Examples in JavaScript
console.log(Math.max(1, 3, 2));
// expected output: 3

console.log(Math.max(-1, -3, -2));
// expected output: -1

var array1 = [1, 3, 2];

console.log(Math.max(...array1));
// expected output: 3

Math.max(10, 20);   //  20
Math.max(-10, -20); // -10
Math.max(-10, 20);  //  20