其中的strong_retain对应的就是swift_retain,其内部是一个宏定义,内部是_swift_retain_,其实现是对object的引用计数作+1操作 //内部是一个宏定义 HeapObject *swift::swift_retain(HeapObject *object) { CALL_IMPL(swift_retain, (object)); } <br/>//本质调用的就是 _swift_retain_ static HeapObject *...
letmthList=class_copyMethodList(object_getClass(SwiftClass),&count)forindexin0..<numericCast(count){letmethod=method_getName(mthList?[index])print("属性成员方法:%@",String.init(NSStringFromSelector(method!))??"没有找到你要的方法")} 2、属性成员变量 代码语言:javascript 代码运行次数:0 运行 AI...
let SwiftClass = TestASwiftClass() let proList = class_copyPropertyList(object_getClass(SwiftClass),&count) for i in 0..<numericCast(count) { let property = property_getName(proList?[i]); print("属性成员属性:%@",String.init(utf8String: property!) ?? "没有找到你要的属性"); } }...
In Xcode 11 or greater, in you project, select:File > Swift Packages > Add Package Dependency In the search bar type https://github.com/dreymonde/Time Then proceed with installation. If you can't find anything in the panel of the Swift Packages you probably haven't added yet your github...
1、例如有如下一个控制器,它有一个私有属性titleString,要想通过runtime修改属性值,必须在属性前添加@objc关键字。如何在外面修改属性值呢? 代码语言:javascript 代码运行次数:0 classFirstViewController:UIViewController{@objc fileprivatevartitleString:String=""override funcviewDidLoad(){super.viewDidLoad()sel...
Swift-进阶 05:内存管理 & Runtime 本文主要介绍swift中的内存管理,涉及引用计数、弱引用、强引用、循环引用、Runtime等 内存管理 - 强引用 在swift中也是使用ARC来追踪和管理内存的,下面我们通过一个案例来进行分析 class CJLTeacher {var age: Int = 18var name: String = "CJL"}var t = CJLTeacher()var...
public init(identifier: String, name: String, description: String, kind: RuleKind, minSwiftVersion: SwiftVersion = .three, minSwiftVersion: SwiftVersion = .five, nonTriggeringExamples: [Example] = [], triggeringExamples: [Example] = [], corrections: [Example: Example] = [:], deprecatedAlias...
let SwiftClass = TestASwiftClass() let proList = class_copyPropertyList(object_getClass(SwiftClass),&count) for i in 0..<numericCast(count) { let property = property_getName(proList?[i]); print("属性成员属性:%@",String.init(utf8String: property!) ?? "没有找到你要的属性"); ...
ios swift 知识点记录 1. 定义变量 var name = "***" 定义常量 let name ="***" 2. swift 变量类型 String, Int, Float, Double 3. swift 逻辑操作符 && , ||, ! 4. swift 关系运算符 ==, !=, >=, <= 5. swift storyboard界面元素跟code绑定,右键(button , label什么的),左键按住划线...
Topic:Programming LanguagesSubTopic:SwiftTags:FoundationSwiftObjective-C Runtime 2 0 551 Nov ’24 Invalid Swift Support Upon Submit to Testflight/AppStore Hello, i know this topic is here since ever, also in other forums, however this topic i face for a month and cant get pass it, I tried...