Canonical Definition
[PLACEHOLDER: the authoritative one-paragraph definition of Access Control in Swift, sourced from official docs.]
[PLACEHOLDER: Section 1 heading]
[PLACEHOLDER: explanatory prose.]
Swift
// [PLACEHOLDER: worked code example][PLACEHOLDER: Section 2 heading]
[PLACEHOLDER: explanatory prose.]
[PLACEHOLDER: Section 3 heading]
[PLACEHOLDER: explanatory prose.]
Sources
1
[PLACEHOLDER: official Swift documentation citation with URL and note.]