PHPersistentChangeToken
PHPersistentChangeToken
PHPersistentChangeToken Class of Photos An opaque object that tracks the state of the Photos library between runs, and that you can copy and serialize for future use.
class PHPersistentChangeTokenPHPersistentChangeToken Class of Photos An opaque object that tracks the state of the Photos library between runs, and that you can copy and serialize for future use.
class PHPersistentChangeToken