javascript get end of array code example

Example 1: js take last item in array

const heroes = ["Batman", "Superman", "Hulk"];
const lastHero = heroes.pop(); // Returns last elment of the Array
// lastHero = "Hulk"

Example 2: how to get the end of an array javascript

let arr = [1, 2, 3, 4, 5, 6, 7, 8];
let last = arr.pop();

console.log(last);
//8


console.log("https://discord.gg/5yjWgMS")

Example 3: javascript take last element of array

let array = [1,2,3,4,5];
let lastElement = array.pop();

// array -> [1,2,3,4];
// lastElement = 5;

Example 4: js detect end of array

var group = ["a","b","c","d"];
var groupLength = group.length;

while (groupLength--) {
    var item = group[groupLength];

    if(groupLength == 0){
        console.log("Last iteration with item : " + item);
    }
}

Example 5: js detect end of array

var group = ["a","b","c","d"];
var groupLength = group.length;

for(var i = 0;i < groupLength;i++){
    var item = group[i];

    // Do something if is the last iteration of the array
    if((i + 1) == (groupLength)){
        console.log("Last iteration with item : " + item);
    }
}