This is the documentation of version 0.64.0. Go to the latest version, 1.0.0-rc.5.
TomTom Maps for JavaScript
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    Variable DESELECTED_ROUTE_FILTERConst

    DESELECTED_ROUTE_FILTER: ExpressionSpecification = ...

    Layer filter keeping the features of the deselected routes: the one for a layer that draws only those.