Enumeration

NSOperationQueuePriority

These constants let you prioritize the order in which operations execute.

Declaration

typedef enum NSOperationQueuePriority : NSInteger {
    ...
} NSOperationQueuePriority;

Overview

You can use these constants to specify the relative ordering of operations that are waiting to be started in an operation queue. You should always use these constants (and not the defined value) for determining priority.

Topics

Constants

NSOperationQueuePriorityVeryLow

Operations receive very low priority for execution.

NSOperationQueuePriorityLow

Operations receive low priority for execution.

NSOperationQueuePriorityNormal

Operations receive the normal priority for execution.

NSOperationQueuePriorityHigh

Operations receive high priority for execution.

NSOperationQueuePriorityVeryHigh

Operations receive very high priority for execution.