javascript array size

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showing results for - "javascript array size"
Ace
02 May 2016
1var numbers = [1, 2, 3, 4, 5];
2var length = numbers.length;
3for (var i = 0; i < length; i++) {
4  numbers[i] *= 2;
5}
6// numbers is now [2, 4, 6, 8, 10]
7
source
Kinsley
23 Apr 2016
1var arr = [10,20,30,40,50]; //An Array is defined with 5 instances
2
3var len= arr.length;  //Now arr.length returns 5.Basically, len=5.
4console.log(len); //gives 5
5console.log(arr.length); //also gives 5
source
Lucia
04 Feb 2018
1let array = [1, 2, 3];
2console.log(array.length);
Dante
19 Jun 2018
1const clothing = ['shoes', 'shirts', 'socks', 'sweaters'];
2
3console.log(clothing.length);
4// expected output: 4
Natan
19 Apr 2016
1let desserts = ["Cake", "Pie", "Brownies"];
2console.log(desserts.length); // 3
Luciana
05 Jul 2016
1<html>
2   <head>
3      <title>JavaScript Array length Property</title>
4   </head>
5   
6   <body>   
7      <script type = "text/javascript">
8         var arr = new Array( 10, 20, 30 );
9         document.write("arr.length is : " + arr.length); 
10      </script>      
11   </body>
12</html>
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