how to find highest number in array javascirpt code example

Example 1: get highest value from array javascript

//For Values
var arr =[1,10,3]
var min = Math.min.apply(null, arr),
    max = Math.max.apply(null, arr);

//For Objects
var arr = [{a: 1},{a: 10},{a: 3}]
var values = arr.map(val => val.a);
var max = Math.max.apply(null, values);
console.log(max)

Example 2: javascript largest number in array

const max = arr => Math.max(...arr);

Example 3: find highest number in array javascript

function findHighestNumber(nums) {
	
	let inputs = nums.filter((val, i) => nums.indexOf(val) === i)
	let max = Math.max(...nums);
	let min = Math.min(...nums);
  
   return max + (-min);
}

console.log(difference([1, 7, 18, -1, -2, 9]));