array length javascript
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 5array length javascript
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 5array length
/*
Array Methods
- Length
*/
// Index Start From 0 [ 0, 1, 2, 3, 4 ]
let myFriends = ["Ahmed", "Mohamed", "Sayed", "Alaa"];
myFriends.length = 2;
console.log(myFriends);Copyright © 2021 Codeinu
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