# Script Variables (2025.23) Source: `help-portal-82bbae6b7005482c87bfd59a91735b45.md`. ## Types & scope - Global variables defined in Outline → Global Variables (String, Integer, Number, Boolean; arrays allowed). - Runtime scope across application; accessible from any script. - URL parameter support: prefix variable with `p_` to read from query string. ## Usage - Read/write directly: `MyGlobalVar = "value";` - Use as dynamic text sources (see `text-widget.md`). - Use in filters, bindings, and calculations. ## URL parameter pattern - `...?p_MyVar=North` sets global variable `MyVar` at startup. ## Notes - Keep naming consistent; document variable intent in Outline description.