Global Variable

PHImageResultRequestIDKey

A key whose value is a unique identifier for the image request.

Declaration

let PHImageResultRequestIDKey: String

Discussion

This key provides information about an image loading result in the resultHandler block for methods listed in Requesting Images. The corresponding value is an NSNumber object containing an integer value.This identifier matches that returned when making a request. You can use it with the cancelImageRequest(_:) method to cancel requests with pending results that are no longer needed.

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