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    Foundation - Apple Developer Documentation

    Uploaded by

    Samantha De Cárdenas
    The Foundation framework provides core services and data types used throughout Apple's software development kits. It includes functionality for working with data types, collections, dates, files, networking and more. The classes, protocols and data types defined in Foundation are used across iOS, macOS, watchOS and tvOS.

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    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd

    Foundation - Apple Developer Documentation

    Uploaded by

    Samantha De Cárdenas
    153 views4 pages
    The Foundation framework provides core services and data types used throughout Apple's software development kits. It includes functionality for working with data types, collections, dates, files, networking and more. The classes, protocols and data types defined in Foundation are used across iOS, macOS, watchOS and tvOS.

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    Foundation | Apple Developer Documentation

    Original Title

    Foundation | Apple Developer Documentation

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    © © All Rights Reserved

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    The Foundation framework provides core services and data types used throughout Apple's software development kits. It includes functionality for working with data types, collections, dates, files, networking and more. The classes, protocols and data types defined in Foundation are used across iOS, macOS, watchOS and tvOS.

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    153 views4 pages

    Foundation - Apple Developer Documentation

    Uploaded by

    Samantha De Cárdenas
    The Foundation framework provides core services and data types used throughout Apple's software development kits. It includes functionality for working with data types, collections, dates, files, networking and more. The classes, protocols and data types defined in Foundation are used across iOS, macOS, watchOS and tvOS.

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
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    DocumentationFoundation
    Language: Swift "
    API Changes: Show "

    Framework

    Foundation
    Access essential data types, collections, and operating-system services to SDKs

    define the base layer of functionality for your app. iOS 2.0+

    macOS 10.0+

    tvOS 9.0+

    Overview watchOS 2.0+

    The Foundation framework provides a base layer of functionality for apps and On This Page
    frameworks, including data storage and persistence, text processing, date and time Overview !
    calculations, sorting and filtering, and networking. The classes, protocols, and data types Topics !
    defined by Foundation are used throughout the macOS, iOS, watchOS, and tvOS SDKs.

    Topics
    Fundamentals Numbers, Data, and Basic Values
    Work with primitive values and other fundamental types used throughout Cocoa.

    Strings and Text


    Create and process strings of Unicode characters, use regular expressions to find
    patterns, and perform natural language analysis of text.

    Collections
    Use arrays, dictionaries, sets, and specialized collections to store and iterate groups of
    objects or values.

    Dates and Times


    Compare dates and times, and perform calendar and time zone calculations.

    Units and Measurement


    Label numeric quantities with physical dimensions to allow locale-aware formatting and
    conversion between related units.

    Data Formatting
    Convert numbers, dates, measurements, and other values to and from locale-aware
    string representations.

    Filters and Sorting


    Use predicates, expressions, and sort descriptors to examine elements in collections
    and other services.

    App Support Task Management


    Manage your app's work and its interaction with the user and the system.

    Resources
    Access assets and other data bundled with your app.

    Notifications
    Design patterns for broadcasting information and for subscribing to broadcasts.

    App Extension Support


    Manage the interaction between an app extension and its hosting app.

    Errors and Exceptions


    Respond to problem situations in your interactions with APIs, and fine-tune your app for
    better debugging.

    Scripting Support
    Allow users to control your app with AppleScript and other automation technologies, or
    run scripts from within your app.
    Files and Data File System
    Persistence Create, read, write, and examine files and folders in the file system.

    Archives and Serialization


    Convert objects and values to and from property list, JSON, and other flat binary
    representations.

    Preferences
    Persistently store domain-scoped pieces of information used to configure your app.

    Spotlight
    Search for files and other items on the local device, and index your app's content for
    searching.

    iCloud
    Manage files and key-value data that are automatically synchronized among a user's
    iCloud devices.

    Networking URL Loading System


    Interact with URLs and communicate with servers using standard Internet protocols.

    Bonjour
    Advertise services for easy discovery on local networks, or discover services advertised
    by others.

    Low-Level Utilities XPC


    Manage secure interprocess communication.

    Object Runtime
    Get low-level support for basic Objective-C features, Cocoa design patterns, and Swift
    integration.

    Processes and Threads


    Manage your app's interaction with the host operating system and other processes, and
    implement low-level concurrency features.

    Streams, Sockets, and Ports


    Use low-level Unix features to manage input and output among files, processes, and the
    network.

    Classes class NSSecureUnarchiveFromDataTransformer Beta


    Reference Foundation Enumerations

    Foundation Constants

    Foundation Data Types


    This document describes the data types and constants found in the Foundation
    framework.

    Beta Software

    This documentation contains preliminary information about an API or technology in


    development. This information is subject to change, and software implemented according
    to this documentation should be tested with final operating system software.

    Learn more about using Apple's beta software #

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