Swift Complete Code Examples

http://swiftdeveloperblog.com/code-examples/

Classes in Swift 

• Declare a Class
• Implement a Singleton Class
• Class Extension example in Swift
• Comparable protocol. Compare custom objects. 

Functions in Swift

• Declare a function in Swift
• Declare a function with default parameter value
• Declare a function with variadic parameters in Swift

Swift Closures

• Declare a Closure
• Closure with multiple arguments in Swift

Dictionaries in Swift 

• Create an Empty Dictionary
• Add Item to a Dictionary
• Loop Through a Dictionary
• Remove Item From Dictionary
• Remove All Items From a Dictionary

Arrays in Swift

• Create an Empty Array
• Create an Array with Default Values
• Check if Array is empty
• Loop Through Elements in Array
• Loop Over Array of Elements with Index
• Remove all elements from Array
• Remove element from an Array at specified index
• Sort Array of custom objects in Swift in Ascending and Descending order

Strings

• Case Insensitive Comparison of Strings in Swift

Storing Data, Writing and Reading in Swift

• NSUserDefaults – Writing and Reading values of different data types 
• Write String value into a File
• Read File content example in Swift
• Read and Write String values into a file 
• Check if file exists
• Delete File
• Load content of a property file in Swift
• Download file from a remote URL in Swift

Error Handling in Swift

• Catching an Error. Do Try Catch

Date and DateComponents

• Add days, months or years to current Date object in Swift

Background Threads in Swift

• Perform time consuming task in background thread

Buttons in Swift

• Create UIButton Programmatically
• UIButton with background image
• Create UIBarButtonItem Programmatically
• Create UIBarButtonItem with Image
• Disable UIButton example in Swift

Working UITextField in Swift

• Create UITextField programmatically in Swift
• Set UITextField keyboard return key as Done button and dismiss the keyboard

UITextView

• Create UITextView programmatically in Swift
• Customize UITextView programmatically in Swift
• Dismiss keyboard when user taps away UITextView

UISwitch in Swift

• Create UISwitch programmatically

UISlider

• Create UISlider programmatically

Working with UIView

• Create UIView in Swift Programmatically

UIStepper

• Create UIStepper in Swift Programmatically

UISegmentedControl

• Create UISegmentedControl Programmatically

UINavigationBar

• Customize UINavigationBar Appearance Programmatically via AppDelegate Swift File
• Customize UINavigationBar Appearance Programmatically in UIViewController

UIImageView & UIImage

• Create Circular UIImage programmatically
• Make UIImage Corners Rounded programmatically
• UIImageView and UIImage. Load image from a remote url. 

UIWebView

• Create UIWebView programmatically and load remote web page using NSURL
• Create UIWebView Programmatically and Display HTML Code
• Load HTML file into UIWebView programmatically

UIDatePicker

• Create UIDatePicker programmatically

UIImagePickerController

• Create UIImagePicketController programmatically

UIActivityIndicatorView

• Create UIActivityIndicatorView programmatically

UITabBarController

• Create UITabBarController programmatically

UIAlertController or Dialog messages in Swift

• Create UIAlertController with OK Button
• Create UIAlertController with OK and Cancel buttons
• UIAlertController with two buttons and UITextField 
• ActionSheet example in Swift

UITableView

• Create UITableView Programmatically in Swift
• UITableViewRowAction example in Swift

UICollectionView

• Create UICollectionView in Swift programmatically
• UICollectionView. Load list of images from remote server url

Network Communication  

• Send HTTP GET Request. Example in Swift. 
• Send HTTP POST Request. Example in Swift and PHP
• Convert JSON String into NSDictionary in Swift

Screen size and device orientation 

• Determine main screen bounds, height and width
• Determine device orientation
• Disable Rotation of UIViewController
• Disable Rotation of UIViewController which is embedded into UINavigationController

AVPlayer, AVPlayerItem and AVPlayerLayer. Play Music. 

• AVPlayer. Play Music MP3 File From a Remote URL In Swift
• Add Playback Slider to AVPlayer. Example In Swift
• AVPlayer. Add Periodic Time Observer to Update Music Playback Slider

CoreLocation and MapKit

• Determine User’s Current Location Example in Swift
• Create MKMapView in Swift programmatically
• Drop a Pin on a MapView at user’s current location
• MKAnnotationView –  Display Custom Pin Image
• didSelectAnnotationView – Handle User Tap Event on MKAnnotationView

Amazon AWS

• Image Upload to Amazon AWS S3 Bucket. Code Example in Swift
• Select image with UIImagePickerController and upload it to AWS S3 bucket
• Delete file from Amazon AWS S3 Bucket
• List objects stored in AWS S3 bucket

Facebook SDK for iOS

• Fetch Facebook user profile details
• Invite Facebook Friends – Code example in Swift
• Facebook Share photo button
• Fetch and Display user’s Facebook photos
• FBSDKGraphRequest. Publish Message to User’s Feed on Facebook.

Touch ID Verification

• Touch ID Verification code example in Swift

Regular Expressions

• Validate Email Address Code Example in Swift

Local and Remote Notifications

• UILocalNotification. Create, Schedule and Receive Local Notifications in Swift

Determine Current iOS Device Model Name

• Determine current iOS device model name