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Code Issues 1 Releases Wiki Activity

Update documentation for update function.

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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
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src/boot/boot.janet
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@ -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)))