mirrors/janet
1
0
Fork 0
mirror of https://github.com/janet-lang/janet synced 2025-04-07 15:56:39 +00:00
Code Issues1 Releases Wiki Activity

Update documentation for update function.

Browse Source
This commit is contained in:
Calvin Rose 2019-04-21 15:44:03 -04:00
parent 9100794cea
commit 20e94adb61
1 changed files with 3 additions and 2 deletions

5
src/boot/boot.janet

@ -914,8 +914,9 @@
res)
(defn update
"Accepts a key argument and passes its' associated value to a function.
The key then, is associated to the function's return value"
"Accepts a key argument and passes its associated value to a function.
The key is the re-associated to the function's return value. Returns the updated
data structure ds."
[ds key func & args]
(def old (get ds key))
(set (ds key) (func old ;args)))