Returns true if given source data is known (can be null, but the property has to be registered).
Namespace: CMS.MacroEngineAssembly: CMS.MacroEngine (in CMS.MacroEngine.dll) Version: 8.0.0.0 (8.0.5239.26125)
Parameters
- selector
- Type: System String
Selector
Return Value
Type: BooleanSee Also