Classswift 6.0.3Dispatch
DispatchGroup
class DispatchGroup
class DispatchGroup
import Dispatch
class DispatchObject
protocol Sendable
override init()
func enter()
func leave()
func notify(qos: DispatchQoS = .unspecified, flags: DispatchWorkItemFlags = [], queue: DispatchQueue, execute work: @escaping () -> ())
func notify(queue: DispatchQueue, work: DispatchWorkItem)
func wait()
func wait(timeout: DispatchTime) -> DispatchTimeoutResult
func wait(wallTimeout timeout: DispatchWallTime) -> DispatchTimeoutResult