Robuta

https://open62541pp.github.io/open62541pp/classopcua_1_1Variant.html open62541pp: opcua::Variant Class Reference variant class reference https://arrow.apache.org/java/current/reference/org.apache.arrow.variant/org/apache/arrow/variant/package-tree.html org.apache.arrow.variant Class Hierarchy (Apache Arrow Java Root POM 19.0.0 API) tree: module: org.apache.arrow.variant, package: org.apache.arrow.variant apache arrow variant class https://firebase.google.cn/docs/reference/cpp/class/firebase/variant?authuser=4 firebase::Variant Class Reference | Firebase variant class firebase reference https://firebase.google.com/docs/reference/cpp/class/firebase/variant?authuser=9 firebase::Variant Class Reference | Firebase variant class firebase reference https://firebase.google.com/docs/reference/cpp/class/firebase/variant?authuser=7 firebase::Variant Class Reference | Firebase variant class firebase reference