IOS

Objectivee-mail in Objective C 1-(BOOL) isValidateEmail :( NSString *) email2 {3 NSString * emailRegex = @ "[A-Z0-9a-z. _ % +-] + @ [A-Za-z0-9. -] + \\. [A-Za-z] {2, 4} "; 4 NSPredicate * emailTest = [NSPredicate predicateWithFormat: @" self

Simple ios small Interface In the afternoon, I wrote a small item Page. If you need it, you can use it directly. It is concise, easy to see, and self-feeling; The write interface is actually adding space to the view from top to bottom. Just pay

IOS UISearchBar learning notes UISearchBar is a search control that provides a text input box, a search button, a bookmarks button, and a Cancel button. We need to use the UISearchBarDelegate proxy for search; Drag a UISearchBar Control Right

Encapsulate network request classes in ios Encapsulate network request classes in ios# Import "JSNetWork. h "// asiHttpRequest # import" ASIFormDataRequest. h "// xml parsing # import" UseXmlParser. h "// determine whether the network is connected #

IOS Address Book-write information I wrote basic knowledge and the address book query function. Now let's take a look at writing information. Create modify Delete # Pragma mark-write contact information // create a contact-(void) creatNewRecord

Click a button to imitate the car Daquan, multiple buttons will pop up, at the same time, click the background image, the effects returned by multiple button animations, Daquan background image   At the beginning: Click the icon below the ican icon:

TableView has three sections, each with a header. At the same time, EGOTableViewPullRefresh refreshes data, tableviewsection   :       Code:   . H   #import #import "EGORefreshTableHeaderView.h"@interface RootViewController : UIViewController{

XCode6.0 iOS Certificate-free real machine test method (both MAC and black apple are valid), xcode6.0ios Currently, iOS programs developed on XCode can only run in Simulator. If you want to test on a real machine, you need an officially

Depth: Memory leakage caused by ARC and leakage caused by deep arc IOS provides the ARC function, which greatly simplifies the code for memory management. However, using ARC does not mean that there will be no memory leakage. If used improperly, the

The launch page is divided into four pages, the last page has a button, click to jump to the home page, four pages of the Home Page   Code effect: the launch page is divided into four pages, the last page has a button, click to jump to the home page.

IOS Automatic Layout-UIStackPanel and UIGridPanel (3), ios Automatic Layout In this article, I will continue to explain UIGridPanel. In the iphone app, you can often see some applications with a nine-Cell Layout. html developers should be familiar

Dynamic Performance Analysis of Apple Watch UI After reading the keynote of Apple Watch, we were surprised by the large amount of dynamic effects contained in its UI experience. Perhaps because of rendering efficiency and power consumption, the UI

IOS animation AnalysisOverview there are three calling methods for iOS Animation:1. animated code block of UIView2. UIView [begin, commit] Mode3. CABasicAnimation MethodCall the UIView Animation code block [UIView animateWithDuration:timeInterval

Basic Object-C Knowledge, basic objectc tutorial Pre-compiled commands 1. It is best to use double quotation marks for header files written by yourself, while the system can use angle brackets. **************************************** *********

Swift basics and practices 1. Same as before 2. Code 1 // 2 // ViewController. swift 3 // SwitfLesson_exam 4 // 5 // Created by Xue yulun on 14-10-7. 6 // Copyright (c) 2014 Dylan. all rights reserved. 7 // 8 9 import UIKit 10 11 class

The OC reflection mechanism obtains all the attributes of this class and creates a data table. The oc reflection mechanism 1. First, we need to know that this uses the runtime reflection mechanism. So we need the header file runtime. h. 1-(BOOL)

IOS tableViewCell click to display the drop-down menu // 1. The specific implementation idea is to add a cell defined by myself under the current cell when a single machine is a Cell. The code below is not to mention, let's take a look at the

IOS development-primary development 1, primary ios development UIView and UIViewController What you can see on the screen is UIVew, buttons, text, images, and other spaces inherited from UIView. A UIView can hold other uiviews. UIViewController:

IOS device slide events As long as you touch the screen, slide, and exit from the screen, the system will generate events of the UIEvent object type-of course, including UITouch events-touchesBegan: withEvent: Call method-touchesMoved when the user

IOS_31_cocos2d_Progress progress barFinally:Progress bar node [CCProgressNode],The constructor depends on a Sprite.IsCCProgressNode] AddCCActionProgressFromToActionYou can also change the CCProgressNode in the update method.