char lists
"hello" # string
'hello' # char list

# Multi-line strings
"""
I'm a multi-line
string.
"""
#=> "I'm a multi-line\nstring.\n"

# Strings are all encoded in UTF-8:
"héllò" #=> "héllò"

# Strings are really just binaries, and char lists are just lists.
&lt;&lt;?a, ?b, ?c>> #=> "abc"
[?a, ?b, ?c]   #=> 'abc'

# `?a` in elixir returns the ASCII integer for the letter `a`
?a #=> 97

# To concatenate lists use `++`, for binaries use `&lt;>`
[1,2,3] ++ [4,5]     #=> [1,2,3,4,5]
'hello ' ++ 'world'  