hash
A hash calculation callback for your program-defined info pointer. Can be NULL.
Declaration
var hash: ((UnsafeRawPointer?) -> CFHashCode)!Parameters
- info:
The
infomember of the Cfrunloopsourcecontext or Cfrunloopsourcecontext1 structure that was used when creating the run loop source.
Return Value
A hash code value for info.
Discussion
If a hash callback is not provided for a source, the info pointer is used.