apple ios swift

IOS --- Summary of common global functions and extension in Swift (continuous update) Sort out the common Swift global functions and extension (because macro definitions cannot be used in Swift) in iOS development as follows.For a summary of Objective-C's macro definition, r

Swift and iosswift in ios development 　In modern computer languages, object-oriented is a very important feature of iOS, and Swift language also provides object-oriented support. In addition, in the Swift language, not only classes have the object-oriented feature, but also

In the C-system language, you can use #if or #ifdef something like a compilation conditional branch to control which code needs to be compiled, and which code does not. There is no concept of macro definition in Swift, so we cannot use #ifdef a method to check whether a symbol is defined by a macro. But in order to control the compilation process and content, Swift also provides us with several simple mecha

iOS Development Swift-(c) strings and data typesOne, the stringString is data of type string, with double quotation mark "" Wrap text content Let website = "Http://www.wendingding.com"1. Common Operations for strings(1) Use Plus + to do string concatenationLet scheme = "/http"Let path = "www.wendingding.com"Let website = scheme + pathWebsite's content is "http://www.wendingding.com"(2) Use backslashes \ and

Reference: http://blog.csdn.net/mad1989/article/details/8167529 (Xcode APP Package and submit Apple Audit detail process (new version update submission review))Http://www.ttlsa.com/dev/how-to-publish-iosapp-to-appstore/(How to publish an iOS app to the Apple app STORE)Development environment: xcode5.1.1iphonesdk:7.1Development machine: IMACReal-Machine deployment

Reference: http://blog.csdn.net/mad1989/article/details/8167529 (Xcode APP Package and submit Apple Audit detail process (new version update submission review))Http://www.ttlsa.com/dev/how-to-publish-iosapp-to-appstore/(How to publish an iOS app to the Apple app STORE)Development environment: xcode5.1.1iphonesdk:7.1Development machine: IMACReal-Machine deployment

iOS Development Swift Chapter-(vii) functionDefinition of a function(1) The definition format of the function1 func function name (formal parameter list)-- return value type {2 // function Body ... 3 4 }(2) format of formal parameter listFormal parameter name 1: Parameter type 1, parameter name 2: Parameter Type 2, ...(3) Example: Calculates the number of 2 integers and1 func sum (num1:int, num2:int),

iOS Development Swift Chapter-(ix) PropertiesFirst, definition of ClassThe difference between swift and objective-c definition classesOBJECTIVE-C: typically requires 2 files, 1. h Declaration files and 1. m implementation filesSwift: only 1. Swift files requiredDefinition format for classes in Swift1 class class name

Swift is the most basic:About basic types:Let is a declared constant, VAR is a declared variable. Experience: To create a variable, should be set as a constant, with the need to change the time to change, because variable volume, may appear unsafe factors, and the constant efficiency is high.String: A string is a variable and a string is a value type. About strings: explained in more detail later.Ganso (tuple): The meta-ancestor type is similar to the

Ios learning: Share on Weibo, facebook, and twitter in swift, Enabling the sharing feature in swift is so simple. 1. First, you must Import Social 2. Under the share button event Var controller: SLComposeViewController = SLComposeViewController (forServiceType: SLServiceTypeSinaWeibo) controller. setInitialText ("come to

iOS development language Swift Getting started serial-destruction processDestructors are called immediately before an instance of a class is freed. The destructor is labeled with the keyword Deinit, similar to the initialization function, which is marked with init. Destructors apply only to class types.　　Principle of the process of destructionSwift frees up resources by automatically releasing instances tha

IOS: swift trainer and csdn, recent study summary, iosswift As early as May, I was about to start studying ios development. At that time, I still went to oc. After studying for a few days, I finally had to try it out. When I arrived at ios8, I added the emergence of swift. Since May October, I finally found some skill

The framework packaging and swift programming languages have been introduced since iOS 8.0. We can mainly use the SWIFT programming language to package our own code into the framework. However, the current Xcode 7.x is not too smart to automatically import the framework package, so you need to do some cleanup.First, when the framework is generated, structures, cl

This blog is about the general practice of theme switching in the IOS App , but this blog only mentions a way to switch themes, and of course there are other ways to do so. The demo involved in this blog is completely written using Swift3.0 and uses iOS nsnotification to trigger the action of theme switching. In this blog we first design our theme system, and then give a concrete implementation of the way.

Li Hongqiang iOS Development Swift Chapter -08_ function (2)First, the function typeA function type is also a type of data that consists of a formal parameter type and a return value type, in the formreturn value type (List of parameter types)1 func sum (num1:int, num2:int), Int {2 return NUM1 + num23}The function type of the SUM function is (int, int), int1 func printline () 2 {3 println ("--------

Original blog, reproduced please indicate the sourceBlog.csdn.net/hello_hwc?viewmode=listPreface: The first two persistence, respectively, talked about Nsuserdefaults Saving settings information Plist Save Simple Structured information This article explains how to save information that needs to be encrypted. In most cases, the password is saved. In rare cases, you need to save information such as certificates. This article takes the password as an example to explain how to use

Create a swift empty project with the Xcode6-Beta, create a UIViewController, and select swift language. @ IBOutlet var titleLabel: UILabel? @ IBOutlet var button: UIButton? // @ IBOutlet weak var button: UIButton? /@ IBAction func btnClick (AnyObject ){} Drag a UIButton and UILabel in the xib file to bind the object. The operation is similar to that in Xcode. Add the content of the click event. In this ex

Li Hongqiang iOS Development Swift Chapter -06_ Process ControlI. Process Control in SwiftThe process structure supported by Swift is as follows:Loop structure: For, for-in, while, do-whileSelect structure: If, switchNote: These statements must be followed by curly braces {}, which are not required in the C languageDescription: In contrast to the C language, the

= Filemanager.fileexistsatpath (FilePath) //Move Filesvar filePath2 = mydir1 + "/appinfo.txt"Filemanager.moveitematpath (FilePath, Topath:filepath2, Error: error) //move, renamevar filePath3 = mydir1 + "/appinfo2.txt"Filemanager.moveitematpath (filePath2, Topath:filepath3, Error: error) //Copy, renamevar filePath4 = mydir1 + "/appinfocopy.txt"Filemanager.copyitematpath (filePath3, Topath:filepath4, Error: error) //Get all files under directoryvar filearray = Filemanager.subpathsatpath (MYDIR1)/

) { Let Updateurl:url = Url.init (string: "http://itunes.apple.com/app/id" + appId)! UIApplication.shared.open (UpdateUrl, Options: [:], Completionhandler:nil)}//no longer prompted for Func Noalertagain () { Let Userdefaults = Userdefaults.standard Userdefaults.set (true, Forkey: "No_alert_again") userdefaults.s Ynchronize ()}//jsonstring to dictionary func getdictfromstring (jstring:string), nsdictionary {let Jsondat A:data = Jstring.data (using:. UTF8)! Let dict = try? Jso