Creates a task that retrieves the contents of the specified URL.
- iOS 7.0+
- macOS 10.9+
- Mac Catalyst 13.0+Beta
- tvOS 9.0+
- watchOS 2.0+
The new session data task.
After you create the task, you must start it by calling its
resume method. The task calls methods on the session’s delegate to provide you with the response metadata, response data, and so on.
Adding Data Tasks to a Session
Creates a task that retrieves the contents of a URL based on the specified URL request object.
A protocol defining methods that URL session instances call on their delegates to handle task-level events specific to data and upload tasks.
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