This photo of walking through a neighborhood in Wasilla, Alaska in the winter reminds me of a few walks I took here in Colorado in the last few days after our New Years snow.
Diary entry from January, 18, 2011, Wasilla, Alaska: While on a walk this morning I came across a large moose. It was just standing there, eating a tree. I didn‘t bother it, and it didn‘t bother me.
For the first time in a long time, I was able to walk one mile on Saturday.
This is an excerpt from the Scala Cookbook (partially modified for the internet). This is Recipe 11.18, “How to Traverse a Map in Scala”
You want to iterate over the elements in a map.
There are several different ways to iterate over the elements in a map. Given a sample map: