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Swift Array removeLast()
In this tutorial, we will learn about the Swift array removeLast() method with the help of examples.
The removeLast() method removes the last element from the array.
Example
var brands = ["Dell", "Apple", "Razer"]
// removes and returns last element from brands
print(brands.removeLast())
// Output: Razer
removeLast() Syntax
The syntax of the array removeLast() method is:
array.removelast(i: Int)
Here, array is an object of the Array class.
removeLast() Parameter
The removeLast() method can take a single parameter:
- i (optional) - number of elements to be removed from the end of the array
removeLast() Return Value
- returns the removed element from the array
Example 1: Swift Array removeLast()
var country = ["Nepal", "Greece", "Spain"]
// removes and returns last element from country
print(country.removeLast())
// print the modified array
print(country)
Output
Spain ["Nepal", "Greece"]
Here, we have used the removeLast() method to remove the last element from the country array.
After removing the last element, we have printed the modified array.
Example 2: Remove Multiple Number of Elements
var languages = ["Swift", "Python", "Java"]
print("Before removeLast():", languages)
// removes last two elements from languages
languages.removeLast(2)
print("After removeLast():", languages)
Output
Before removeLast(): ["Swift", "Python", "Java"] After removeLast(): ["Swift"]
Here, languages.removeLast(2) removes the last 2 elements from languages.
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