How to Delete Last Element of Swift Array?

Swift Array – Delete Last Element

To delete last element of an Array in Swift, call dropLast() method on the array. dropLast() method without any value for argument, returns a new array with last element dropped from the trailing end of given array.

The syntax to call dropLast() method on the array is

var result = arr.dropLast()

Example

In the following program, we will initialize an array with some values, and delete the last element using dropLast() method.

main.swift

var arr = [1, 99, 6, 74, 5]
let result = arr.dropLast()
print("Original  Array: \(arr)")
print("Resulting Array: \(result)")

Output

Conclusion

In this Swift Tutorial, we learned how to get the subsequence which contains the elements of given array, with the last element dropped.