var arr = [10,20,30,40,50]; //An Array is defined with 5 instances
var len= arr.length; //Now arr.length returns 5.Basically, len=5.
console.log(len); //gives 5
console.log(arr.length); //also gives 5let array = [1, 2, 3];
console.log(array.length);#include <bits/stdc++.h>
using namespace std;
int main()
{
int arr[] = {1, 2, 3, 4, 5};
int n = sizeof(arr)/sizeof(arr[0]);
return 0;
}const dailyActivities = [ 'eat', 'sleep'];
// this gives the total number of elements in an array
console.log(dailyActivities.length); // 2const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits[fruits.length] = "Kiwi";array_name.length;