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Index numeric vector to first value. By default, the index base will be 0, turning regular values into percentage change. In some cases, you may want to index to a different base, like 100, such as if you're looking at financial data.
calc_index(m, base = 0)
An vector of indexed values.
Numeric vector to index to first value.
Base to index against. (Default: 0)
calc_index(c(5, 2, 8, 17, 7, 3, 1, -4)) calc_index(c(5, 2, 8, 17, 7, 3, 1, -4), base = 100)
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