js length of array code example

Example 1: javascript object length

var size = Object.keys(myObj).length;

Example 2: c# length of array

// declares a 1D Array of string. 
string[] weekDays; 
// allocating memory for days. 
weekDays = new string[] {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
// Display length of array.
Console.Write(weekDays.Length);

Example 3: MDN array length

const clothing = ['shoes', 'shirts', 'socks', 'sweaters'];

console.log(clothing.length);
// expected output: 4

Example 4: array length javascript

var numbers = [1, 2, 3, 4, 5];
var length = numbers.length;
for (var i = 0; i < length; i++) {
  numbers[i] *= 2;
}
// numbers is now [2, 4, 6, 8, 10]

Example 5: js length of array

arr = ["a", "b", "c"];
len = arr.length; // 3

Example 6: js length of array

arr = ["a", "b", "c"];
len = arr.length; // 3