how to find highest number in javascript code example

Example 1: javascript int max

console.log(Number.MAX_SAFE_INTEGER);
// expected output: 9007199254740991

Example 2: get largest number in array javascript

const array1 = [1, 3, 2];

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

Example 3: javascript index of biggest number

arr.indexOf(Math.max(...arr))

Example 4: javascript set value to the largest value in an array

//get min/max value of arrays
function getArrayMax(array){
   return Math.max.apply(null, array);