Clojure Core

Namespaces

clojure
- core
  - protocols
- data
- inspector
- java
  - browse
  - browse-ui
  - io
  - javadoc
  - shell
- main
- pprint
- reflect
- repl
- set
- stacktrace
- string
- template
- test
  - junit
  - tap
- walk
- xml
- zip

doc source examples comments

1.3.0 permalink

1.2.0
1.3.0

ns-resolve

clojure.core

(ns-resolve ns sym)
(ns-resolve ns env sym)

Returns the var or Class to which a symbol will be resolved in the
namespace (unless found in the environement), else nil. Note that
if the symbol is fully qualified, the var/Class to which it resolves
need not be present in the namespace.

2 Examples top

link | changes
```
user=> (defn f [n] (* n n n))
#'user/f
user=> ((ns-resolve *ns* (symbol "f")) 10)
1000
```
user=> (defn f [n] (* n n n)) #'user/f user=> ((ns-resolve *ns* (symbol "f")) 10) 1000
link | changes
```
;; See also http://clojure.org/namespaces for information on namespaces in Clojure and how to inspect and manipulate them
```
;; See also http://clojure.org/namespaces for information on namespaces in Clojure and how to inspect and manipulate them

Source clojure/core.clj:3868 top

(defn ns-resolve
  "Returns the var or Class to which a symbol will be resolved in the
  namespace (unless found in the environement), else nil.  Note that
  if the symbol is fully qualified, the var/Class to which it resolves
  need not be present in the namespace."
  {:added "1.0"
   :static true}
  ([ns sym]
    (ns-resolve ns nil sym))
  ([ns env sym]
    (when-not (contains? env sym)
      (clojure.lang.Compiler/maybeResolveIn (the-ns ns) sym))))

Vars in clojure.core/ns-resolve:

Used in 0 other vars

Comments top

1 comment(s) for ns-resolve.

steveminer

link

The appropriate value for the env arg is what you get from the implicit &env arg available to a macro.

ClojureDocs(beta)