explicit null param
is there a way to specify an explicit overload for
eg
foo(object_a); // object overload
foo(null); // null overload
eg, equivilant to C++'s
specifically to avoid
nulleg
foo(object_a); // object overload
foo(null); // null overload
eg, equivilant to C++'s
std::nullptr_tspecifically to avoid
