Determines whether this is an unspecified address.
$(D_KEYWORD true) if this is an unspecified address, $(D_KEYWORD false) otherwise.
assert(Address(Address4.any).isAny()); assert(Address(Address6.any).isAny());
$(D_PSYMBOL Address4.isAny), $(D_PSYMBOL Address6.isAny).
See Implementation
Determines whether this is an unspecified address.