Abstract
A pipeline-based approach to data processing necessitates a functional programming approach. After all, pipelines are compositions of functions, and loops and variable assignment do not work well with pipelines. You are not precluded from imperative programming, but you need to wrap it in functions.
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Notes
- 1.
The name comes from the syntax for functions that uses the Greek letter lambda, λ. A function that adds two to its argument would be written as λx.x + 2.
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© 2019 Thomas Mailund
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Mailund, T. (2019). Functional Programming: purrr. In: R Data Science Quick Reference. Apress, Berkeley, CA. https://doi.org/10.1007/978-1-4842-4894-2_6
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DOI: https://doi.org/10.1007/978-1-4842-4894-2_6
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Publisher Name: Apress, Berkeley, CA
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Online ISBN: 978-1-4842-4894-2
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