Swift – Append Integer to Array
Welcome to Swift Tutorial. In this tutorial, we will learn how to append an integer to an array in Swift.
To append an integer to the Integer array in Swift, use the function append() on the array.
Following is a quick example to add an integer to the array using append() function.
array_name is the Integer Array
number is the new number appended to this array
After appending, the size of the array increases by 1.
Example 1 – Append an Integer to an Array in Swift
In the following example, we shall define an array with three integers and using append() function, we will append an integer to the array.
var numbers:[Int] = [7, 54, 21] numbers.append(64) var a = numbers print( "New size of numbers array is \(numbers.count)" ) print( "Value of integer at index 3 is \(a)" )
New size of numbers array is 4 Value of integer at index 3 is 64
After appending an integer, the size of the array has been incremented by 1.
In this Swift Tutorial, we have learned to append an integer to Integer Array.