[ CCode ( cname = "gee_hash_multi_set_new_fixed" ) ]
public HashMultiSet (owned HashDataFunc<G>? hash_func = null, owned EqualDataFunc<G>? equal_func = null)
Constructs a new, empty hash multi set.
If not provided, the functions parameters are requested to the Functions function factory methods.
| hash_func |
an optional element hash function |
| equal_func |
an optional element equality testing function |