Created
May 2, 2018 18:14
-
-
Save laginha87/57866f527813074a20e1a9082d2ad52a to your computer and use it in GitHub Desktop.
array_and_hash_2
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# Declaring arrays and hashes that can have nils | |
array = [] of Int32? | |
hash = {} of String => Int32? |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment