The class "listOrNull" is a union of the classes "list" and "NULL". The class "listOrNull" is a union of the classes "list" and "NULL". The class "vectorNamesType" is a union of the classes "character", "NULL" and "externalVectorWithStorage".
“listOrNull”类是一个类“名单”和“空”的联盟。 “listOrNull”类是一个类“名单”和“空”的联盟。类“vectorNamesType”是一类“字的”联盟,“空”和“externalVectorWithStorage”。
类的对象----------Objects from the Class----------
These are virtual classes: no objects may be created from them.
这些都是虚拟的类:没有对象可以从他们创造的。
方法----------Methods----------
No methods defined with class "listOrNull", "integerOrNull" or "vectorNamesType" in the signature.
没有定义的方法类“listOrNull”,“integerOrNull”或的“vectorNamesType”的签名。