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map

🌌map

map -- an abstract map from keys K to values V

create a string containing all mappings

redefines Object.asString:

check if key k is present in the set of keys

get the value k is mapped to, or nil if none.

get a stream of all key/value pairs in this map

get a stream of all keys in this map

number of entries in this map

get a stream of all values in this map