the names this binds
builds the definitions of one name
what, besides the names, decides what bind returns, so the bindings can be told apart without building them
Readonlyoriginwhat, besides the names, decides what bind returns, so the bindings can be told apart without building them
Returns an iterable of key, value pairs for every entry in the map.
OptionalthisArg: unknownReturns an iterable of keys in the map
Returns an iterable of values in the map
The bindings of an attached package, built one name at a time. An attach used to materialize a definition per export, and a script attaching a handful of packages carries hundreds of thousands of them for the few dozen names it ever mentions. Here the export list is all that is held until a lookup asks for one.