|
|
|
|
NULL is OK, both for passing and for returning.
Parameter points to an array of items.
Generics and defining elements of containers and arrays.
Rename the original symbol's name to SYMBOL.
The callback is valid only during the call to the method.
Exposed in C code, not necessarily available in other languages.
Free data after the code is done.
Don't free data after the code is done.