git.iko.soy/urbit.org
on bfaa358 help sign in
urbit.org/docs/programming/reference/runes/bc/bcpt.md
22 lines 357 B history raw
1# `:claw, $@, "bucpat", {$claw p/moss q/moss}`
3Type: either an atom or a cell.
5Product: a mold which applies `p` if its sample is an atom,
6`q` if its sample is a cell.
8Regular form: *2-fixed*.
10Example:
11```
12~zod:dojo> =a :claw($foo :bank(p/$bar q/@ud))
14~zod:dojo> (a %foo)
15%foo
17~zod:dojo> `a`[%bar 99]
18[p=%bar q=99]
20~zod:dojo> $:a
21[%foo p=0 q=0]
22```