A great tool, when starting learning Elixir, is Elixir’s Interactive Shell (IEx), which allows you to type any Elixir expression and get its result. To start using IEx, open a terminal of your choice and type iex (or iex.bat if you are on Windows), which stands for Interactive Elixir. By default, colors are not enabled and iex looks like ...

IEx is Elixir’s interactive shell, where you can type any Elixir expressions and get its result. One issue you might come across when trying to use iex in Powershell, through a command e.g. iex -S mix, you might get the following error: [crayon-589dd336d7efc799259712/] The problem is that iex is an alias in Powershell, for Invoke-Expression ...