Composite0 Abstract class from which all composite classes are derived.
An object of class
R6ClassGenerator of length 24.
This abstract class defines members and methods common to the composite classes.
getChildren(key, value)Returns the child or children that
match the key/value pair(s).
addChild(x)Adds a child to the Set object.
removeChild(x)Removes a child from the Set
summary(x)Summarizes a Set child.
@param x Object or list of objects to be attached @param key Character string or vector of strings indicating the metadata variable or variables used for matching @param value Character string or vector of strings indicating the metadata value associated with the key(s) parameter.
John James, [email protected]
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