clojure.core/methods

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Type: function Added: Clojure 1.0 Examples: 2 Runnable: 0

([multifn])

Given a multimethod, returns a map of dispatch values -> dispatch fns

Examples

by gstamp on 2010-10-05 . May have evaluation errors. ▶

(use 'clojure.pprint) (pprint (methods print-dup)) {nil #<core$fn__5424 clojure.core$fn__5424@b08549>, java.lang.String #<core$fn__5475 clojure.core$fn__5475@1bddeea>, java.lang.Boolean #<core$fn__5446 clojure.core$fn__5446@1b40b96>, clojure.lang.IPersistentList #<core$fn__5461 clojure.core$fn__5461@d5b26d>, java.sql.Timestamp #<instant$fn__6277 clojure.instant$fn__6277@ce52d1>, java.util.UUID #<uuid$fn__6290 clojure.uuid$fn__6290@17e7fa1>, clojure.lang.Var #<core$fn__5455 clojure.core$fn__5455@78be86>, clojure.lang.PersistentVector #<core$fn__5525 clojure.core$fn__5525@15fc948>, java.util.Calendar #<instant$fn__6266 clojure.instant$fn__6266@1733349>, java.util.Map #<core$fn__5486 clojure.core$fn__5486@806f9b>, java.lang.Class #<core$fn__5531 clojure.core$fn__5531@1daa05b>, java.util.regex.Pattern #<core$fn__5544 clojure.core$fn__5544@10dfca>, java.lang.Number #<core$fn__5436 clojure.core$fn__5436@27edc3>, java.lang.Long #<core$fn__5511 clojure.core$fn__5511@1edea9d>, clojure.lang.Namespace #<core$fn__5546 clojure.core$fn__5546@f1a434>, java.math.BigDecimal #<core$fn__5517 clojure.core$fn__5517@1a5a160>, clojure.lang.Symbol #<core$fn__5451 clojure.core$fn__5451@17d2095>, clojure.lang.Keyword #<core$fn__5432 clojure.core$fn__5432@ea3d50>, clojure.lang.LazilyPersistentVector #<core$fn__5527 clojure.core$fn__5527@1b77718>, java.util.Collection #<core$fn__5465 clojure.core$fn__5465@1f784a4>, java.lang.Double #<core$fn__5513 clojure.core$fn__5513@5e0db2>, clojure.lang.Fn #<core$fn__5440 clojure.core$fn__5440@ce073>, clojure.lang.IRecord #<core$fn__5502 clojure.core$fn__5502@19b43b4>, clojure.lang.PersistentHashSet #<core$fn__5523 clojure.core$fn__5523@1b93220>, clojure.lang.IPersistentCollection #<core$fn__5469 clojure.core$fn__5469@1fb7c3>, clojure.lang.BigInt #<core$fn__5519 clojure.core$fn__5519@1f5d7d>, clojure.lang.ISeq #<core$fn__5459 clojure.core$fn__5459@412c94>, java.util.Date #<instant$fn__6261 clojure.instant$fn__6261@d7bf11>, clojure.lang.PersistentHashMap #<core$fn__5521 clojure.core$fn__5521@14a5481>, clojure.lang.IPersistentMap #<core$fn__5490 clojure.core$fn__5490@1a4f2db>, clojure.lang.Ratio #<core$fn__5515 clojure.core$fn__5515@146f3dc>, java.lang.Character #<core$fn__5509 clojure.core$fn__5509@f09e3f>}

by runningskull on 2016-02-23 . May have evaluation errors. ▶

(defmulti do-math (fn [operation x y] operation)) #'user/do-math (defmethod do-math :add [_ x y] (+ x y)) ... (defmethod do-math :subtract [_ x y] (- x y)) ... (defmethod do-math :hypotenuse [_ x y] (Math/sqrt (+ (* x x) (* y y)))) #multifn[do-math 0x3a1c348] (methods do-math) {:hypotenuse #function[user/eval42540$fn--42541], :add #function[user/eval42521$fn--42522], :subtract #function[user/eval42525$fn--42526]}

Note by gstamp

Not the most useful output format I've ever seen. :-)

See also

• clojure.core/get-method
• clojure.core/remove-method
• clojure.core/prefer-method
• clojure.core/prefers

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