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Calculates the sum of the values in the given column of the given dataset, or the sum for a series of numbers specified as arguments. When looking up the sum in a dataset, the column may be specified as an index or as a column name. Any null values in the column are ignored. If there are no rows in the dataset, zero is returned. |
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sum(dataset, columnIndex)
DataSet dataset - The dataset to use. int columnIndex - The index of the column to use. Must be a column index of the provided dataset.
int/float - The sum of the values in that column. |
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For example, suppose you had a table with this dataset in it.
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