Go supports constants of character, string, boolean, and numeric values.

Constant basics:

https://codeeval.dev/gist/26ed4afc610949390fcd2efab4326110

Constants can be used like variables, except that their value can't change.

An example:

https://codeeval.dev/gist/d36d30471048d802bf7173e48d39989f

Typed vs. untyped constants

iota

Emulating enums