urbit/base/pub/doc/hoon/runes/wt/wtpm.md
Anton Dyudin 6cbb6b060d Revert "remove docs for demo", "remove odds and ends", "demo network", "DEMO ONLY: root beak as %demo.", "DEMO ONLY: don't show doznec flapping.", "Prinrtf."
This reverts commit 8e1e40d75b3ab15c194b6bf9570f3edc46e2de58.
This reverts commit f073c490f9fd7c5abc033af4857df92229877de7.
This reverts commit f187d2d7e01a54823f3e979af9bbd148b398e7e9.
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Conflicts:
	urb/urbit.pill
	urb/zod/base/lib/drum.hoon
2015-06-15 18:10:02 -07:00

654 B

wutpam, ?&, %wtpm

AND

?& is a synthetic hoon that computes the "and" of the loobeans in p. ?& is commonly used as a control-flow mechanism.

Produces

Twig: [%wtpm p=tusk]

Sample

p is a ++tusk, a list of twigs.

Tall form

?&  i.p
    i.t.p
    i.t.t.p
==

Wide form

?&(i.p i.t.p i.t.t.p)

Irregular form

&(i.p i.t.p i.t.t.p)

Examples

~zod/try=> ?&(& &)
%.y
~zod/try=> &(& &)
%.y
~zod/try=> &(& |)
%.n
~zod/try=> &((gth 2 1) |)
%.n
~zod/try=> &((gth 2 1) &)
%.y