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Utilities for data handling
valueLabels(x)# S3 method for default valueLabels(x)varNames(x)# S3 method for default varNames(x)nLevels(x)# S3 method for default nLevels(x)
# S3 method for default valueLabels(x)
varNames(x)
# S3 method for default varNames(x)
nLevels(x)
# S3 method for default nLevels(x)
Data, typically a dataframe.