retain
The callback used to retain each value as they are added to the collection. If NULL, values are not retained. See Cfsetretaincallback for a descriptions of this function’s parameters.
Declaration
var retain: CFSetRetainCallBack!The callback used to retain each value as they are added to the collection. If NULL, values are not retained. See Cfsetretaincallback for a descriptions of this function’s parameters.
var retain: CFSetRetainCallBack!