Answers for "changing array size javscript"

0

create an array of size n in javascript

// creates an empty array of size 10
Array(10);

// creates an array of empty objects
Array(10).fill({});
Posted by: Guest on November-20-2021
24

javascript array size

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 5
Posted by: Guest on May-08-2020

Code answers related to "Javascript"

Browse Popular Code Answers by Language