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What is the difference between these two models?

bankmodel <- rpart(y ~ ., data = train, method = "class", control = rpart.control(cp = 0))
info.model <- rpart(y~., data = train, parms=list(split="information"))

I see one is split using the method="class", and there's a control = rpart.control(cp=0), should the complexity parameter be a different value or is that calculated some way? The info.model has params = list and there's an information split. Is one pre or post pruned and the other not pruned?

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