- Mention Lua-style syntax. - Make the code samples self-contained. - Mention caveat with `const` (also in Array). - Clarify the description of `size()`. This closes https://github.com/godotengine/godot-docs/issues/4272.
- Mention Lua-style syntax. - Make the code samples self-contained. - Mention caveat with `const` (also in Array). - Clarify the description of `size()`. This closes https://github.com/godotengine/godot-docs/issues/4272.