OptionalforceOptionalisIs this render the first one for the application? This property is populated automatically.
OptionalpartsSome Application classes, for example the HandlebarsApplication, support re-rendering a subset of application parts instead of the full Application HTML.
OptionalpositionA specific position at which to render the Application
OptionaltabA tab to activate. Either the tab's ID for applications with only one tab group, or an object of tab groups to tab IDs. Re-rendering an Application with this option will not trigger changeTab.
OptionalwindowUpdates to the Application window frame
Force application rendering. If true, an application which does not yet exist in the DOM is added. If false, only applications which already exist are rendered.