## How-To Cookbook

- Print Hello World

```text
sup
print "Hello, world!"
bye
```

- Define and call a function

```text
sup
define function called add with a and b
  return add a and b
end function
print call add with 2 and 3
bye
```

- Lists and join

```text
sup
make list of 1, 2, 3
print join of "," and list
bye
```

- Files, JSON, and regex

```text
sup
print json stringify of make list of 1, 2
print regex replace of "l" and "hello" and "L"
bye
```

- Imports and calling a function from a module

```text
sup
import mathlib
print mathlib.pi
print call mathlib.square with 3
bye
```


