add map/lambda samples

2018-04-05 15:22:32 -07:00 · 2018-04-05 15:22:32 -07:00 · 1b49ef96ea
parent 2405f87fd6
commit 1b49ef96ea
1 changed files with 7 additions and 0 deletions
--- a/Nim-for-Python-Programmers.md
+++ b/Nim-for-Python-Programmers.md
@ -222,3 +222,10 @@ for line in lines("yourfile.txt"):
  echo line
 ```

+### map and lambda
+``` Nim
+import sequtils  # for map
+let temperatures = map(locations, getTemperature)
+let temperatures = map(locations, proc (loc: Location): float = getTemperature(loc, scale=C))
+```
+See [manual](https://nim-lang.org/docs/manual.html#procedures-anonymous-procs)