Pass the boolean value of whether the specified input contains a value to the specified hashAlg hashing algorithm of (template parameter) type HASHALG. If input contains a value, additionally pass that value to hashAlg.
Declared in <bdlb_nullableallocatedvalue.h>
template<
class HASHALG,
class TYPE>
void
hashAppend(
HASHALG& hashAlg,
NullableAllocatedValue<TYPE> const& input);