The collection’s “past the end” position—that is, the position one greater than the last valid subscript argument.
- Xcode 10.2+
- Swift Standard Library
When you need a range that includes the last element of a collection, use the half-open range operator (
..< operator creates a range that doesn’t include the upper bound, so it’s always safe to use with
end. For example:
If the collection is empty,
end is equal to