21 set

On this page:

8.16

1	Aliases for other racket identifiers
2	backtrace
3	Compatibility wrappers
4	cond-let
5	contract
6	eval-get-values
7	Fixnum operations (fxxor …)
8	generate-indices
9	Generating identifiers
10	in
11	list-lang
12	list
13	logn-id
14	Miscellaneous utilities
15	multiassoc-syntax
16	not-implemented-yet
17	let-in binding and destructuring form
18	repeat-stx
19	require-provide
20	sequence
21	set
22	Syntax object manipulation utilities
23	syntax-parse helpers
24	test-framework
25	threading
26	tmpl
27	Utilities and patches for typed/ rackunit
28	Extensions for typed/ rackunit
29	typed-untyped
30	type-inference-helpers
31	values
32	Untyped versions of the modules
33	for/ list
34	meta operations on structs
35	Formatting identifiers so that Dr Racket still shows arrows
36	Versatile parser and template library