— FoiOrNULL-class" />

Classes and construction functions for features of interest from the OGC Observations and Measurements specification. A feature of interest is considered to be the real world feature that is observed.

Objects from the Class

A virtual Class: No objects may be created from it.

Methods

No methods defined with class "FoiOrNULL" in the signature.

Examples

showClass("FoiOrNULL")
#> Virtual Class "FoiOrNULL" [package "sos4R"] #> #> No Slots, prototype of class "NULL" #> #> Known Subclasses: #> Class "NULL", directly #> Class "GmlFeatureOrGmlFeaturePropertyOrNULL", directly #> Class "MonitoringPoint", directly #> Class ".NULL", by class "NULL", distance 2, with explicit coerce #> Class "GmlFeatureProperty", by class "GmlFeatureOrGmlFeaturePropertyOrNULL", distance 2 #> Class "GmlFeature", by class "GmlFeatureOrGmlFeaturePropertyOrNULL", distance 2 #> Class ".NULL", by class "GmlFeatureOrGmlFeaturePropertyOrNULL", distance 3, with explicit coerce