variesBy constant
variesBy [Expects: http://schema.org/DefinedTerm, http://schema.org/Text]
Indicates the property or properties by which the variants in a {ProductGroup
} vary, e.g. their size, color etc. Schema.org properties can be referenced by their short name e.g. "color"; terms defined elsewhere can be referenced with their URIs.
Can be used on: http://schema.org/ProductGroup
Implementation
static const variesBy = IriTerm.prevalidated('http://schema.org/variesBy');