Enumeration Case

NSQualityOfServiceDefault

Declaration

NSQualityOfServiceDefault = -1

Discussion

Indicates no explicit quality of service information. Whenever possible, an appropriate quality of service is determined from available sources. Otherwise, some quality of service level between NSQualityOfServiceUserInteractive and NSQualityOfServiceUtility is used.

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