Swift

1.viewcontroller Setting CollectionView layout information Import Uikit Import Sdwebimage Import Mjrefresh Class Yfwaterfallviewcontroller:uiviewcontroller,uicollectionviewdatasource,uicollectionviewdelegate,

The Web browser is different from the previous webview, our web browser does not require the user to enter the preceding HTTP, and can realize the automatic layout, this word is a summary of the previous words. To create a new project, and then drag

In the previous session, we set the transition in the second scenario by selecting the modal type, not push. So the user will need to return manually after input. There are two buttons on the navigation bar, complete and canceled. So we're going to

Now I want to click on the entry in the form, mark it, click it again to cancel it, so how do I do it? is still using the overloaded method of the TableView,A new iscollected value in restaurant indicates whether to collect, and then goes back to

Assignment operatorsIf the right side of the assignment is a multivariate group, its elements can immediately decompose multiple variables or variables let (x, y) = (1, 2)x = 1, y = 2 The Swift assignment does not return any value, so the following

Original: Swift language Combat Promotion-1 construction of swift development environmentFor Swift to learn, there must be a development environment. Simply put your Xcode mac system in the right way. So let's take a quick look at what's going on

Swift Getting started is simple650) this.width=650; "title=" 300.jpg "src=" http://s3.51cto.com/wyfs02/M02/59/AA/ Wkiom1ta9kszfyb5aadm2rgzlmk595.jpg "alt=" Wkiom1ta9kszfyb5aadm2rgzlmk595.jpg "/>"Swift Getting Started is simple" Tsinghua University

is the so-called mastery of the same technology the best way is to use it to do a thing, so this time of the actual combat let me to the Swift understanding of a deeper layer, but also accumulated a number of use skills. Share one today: How to

You need to define a function with a func keyword SayHello the function name in parentheses (parameter name: parameter type)--refers to the body of the representation function inside the return value {} curly BracesFunc SayHello (name:string, number:

Why is the headline called "Ticking clock mechanism"?Presumably we have all played Tetris, those different shapes of things, which are the different shapes, you know, will increase with the level of the game to decline more and more quickly. Yes, we

01-string definitions and basic operations//strings string is an ordered collection of character character//"Literal of string"Varstring="Hello"//two ways to create an empty stringvar null string =""var empty string 2=String ()ifAn empty string.

Original blog, reproduced please indicate the sourceHttp://blog.csdn.net/hello_hwcThe understanding of an agentWhat is an agent? As the name implies, the agent is to do their own tasks to others to do. Let the agent follow the supervision to hear

Type conversion type judgmentWe can is determine whether an instance belongs to a specified class or its subclasses, and functions like this OC isKindOfClass .Let's demonstrate by a simple example:Class A {}class b:a {}class c:a {}varArray = [B (),

The universal Stroyboard file is the first step toward a bright avenue for adaptive layout. Adapting the ipad and iphone layouts in a storyboard file is no longer a dream in iOS8. Instead of creating different storyboard files for different sizes of

Swift's language was unveiled to the swift development team on June 2, 2014. and September 9, 2014 ushered in Swift's second milestone, the swift1.0 version (GM), which means that no matter whether your application has a part of the function is

before we introduce static properties, let's look at the design of a class that has an account (bank accounts) class, assuming it has 3 attributes: Amount (account amount), interestrate (interest rate), and owner (account name). Of these 3

Optional typeUse an optional type (optionals) to handle situations where the value may be missing. The optional type represents: has a value equal to X Or No value Attention:There is no concept of optional type

Principle   Implementation  Errata There is an error in the "implemented" video, as shown below: An error occurred while moving the background. When you look at the red part, the subscript of the second image is 1 when the near-scene is

Android L has already been announced at the Development Conference, and the technology has to keep up with the trend of the times. To develop in the mobile Internet, I have to work hard to learn HTML + JS and OC! I will not write about server O & M,

Analysis of swift Router Network Interconnection and bridge interconnection with the continuous expansion and rapid development of the network scale, the routing technology has gradually become a key part of the network technology, vrouters also