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Lauri Alanko <email@example.com> writes: > On Sun, Mar 28, 1999 at 02:16:21PM -0800, it occurred to Greg Badros to write: > > How do I get at a list of the keys in a guile hash table? Is there a > > standard supported proc (e.g., hash-table->alist would be nice)? > > (define (hash-table->alist h) > (apply append (vector->list h))) Nice and simple, but this exploits implementation details of the hash-table that I as the end-user of the hash-table ADT shouldn't need to be aware of (for that matter, perhaps a dictionary is a better abstraction to provide). This proc needs to be provided by guile, perhaps along with the obvious helpers to get at the keys and values with map car/cdr from the alist. Thanks, Greg