On Thu, Oct 28, 2010 at 12:29 PM, Eli Barzilay <e...@barzilay.org> wrote: > Three hours ago, Matthias Felleisen wrote: >> >> On Oct 28, 2010, at 8:34 AM, Matthew Flatt wrote: >> > >> > None seem especially worth mentioning, but the internal-definition >> > change could be mentioned if we need more to Say: >> > >> > * The `when', `unless', `cond', `case', and `match' forms (in >> > `racket/base' and derived languages) now allow immediate >> > internal definitions. >> >> Just for the record: allowing internal definitions all over the >> place and mixing them properly with expressions has been one of the >> best small changes of the decade. > > BTW, there's another one that I think should get the same: `begin0'.
That would be weird. What do these do? (begin0 (define x 1) x) (let ([x 0]) (begin0 x (define x 1)) On a different note, is it still important to have `begin0' as a core form? -- sam th sa...@ccs.neu.edu _________________________________________________ For list-related administrative tasks: http://lists.racket-lang.org/listinfo/dev
