本篇内容主要讲解“如何使用线程Thread与Operation”，感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷，实用性强。下面就让小编来带大家学习“如何使用线程Thread与Operation”吧!
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//Thread 原始方式
//Thread.detachNewThread 快捷方式创建Thread
for i in 0...10 {
Thread.detachNewThread{
print(i)
}
}
/*
0
7
3
4
5
2
1
6
8
9
10
*///Thread.detachNewThreadSelector
class ObjectForThread {
func threadTest() {
let thread = Thread(target: self, selector: #selector(threadWorker), object: nil)
thread.start()
print("threadTest")
}
@objc func threadWorker() {
print("threadWorker")
}
}
let obj = ObjectForThread()
obj.threadTest()
/*
threadTest
threadWorker
*///Cocoa Operation(Operation和OperationQueue)
class ObjectOperation {
func test() {
let operation = BlockOperation{ [weak self] in
self?.threadWorker()
}
let queue = OperationQueue()
queue.addOperation(operation)
}
@objc func threadWorker() {
sleep(1)
print("threadWorker")
}
}
let objOperation = ObjectOperation()
objOperation.test()
print("after invoke test")
//after invoke test
//threadWorker//自定义Operation
class MyOperation: Operation {
override func main() {
sleep(1)
print("MyOperation main")
}
}
class CustomOperation {
func test() {
let operation = MyOperation()
operation.completionBlock = { () -> Void in
print("completionBlock")
}
let queue = OperationQueue()
queue.addOperation(operation)
}
}
let customOperation = CustomOperation()
customOperation.test()
print("after invoke customOperation test")
//after invoke customOperation test
//MyOperation main
//completionBlock到此，相信大家对“如何使用线程Thread与Operation”有了更深的了解，不妨来实际操作一番吧！这里是创新互联网站，更多相关内容可以进入相关频道进行查询，关注我们，继续学习！