Answers for "get count of elements in array javascript"

array count items

<?php
	$arr = ["one", "two", "three", "four"];
	echo count($arr);
  ?>

count the number of elements in an array 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 5