Invokes the given closure with a C
va_list argument derived from the given array of arguments.
- Xcode 8.0+
- Swift Standard Library
An array of arguments to convert to a C
A closure with a
CVaparameter that references the arguments passed as
bodyhas a return value, that value is also used as the return value for the
withfunction. The pointer argument is valid only for the duration of the function’s execution.
The return value, if any, of the
body closure parameter.
The pointer passed as an argument to
body is valid only during the execution of
with. Do not store or return the pointer for later use.