Abstract
A regular expression (aka regex) is a sequence of characters that define a search pattern, mainly for use in pattern matching with text strings. Typically, regex patterns consist of a combination of alphanumeric characters as well as special characters. The pattern can also be as simple as a single character or it can be more complex and include several characters.
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© 2016 Springer International Publishing Switzerland
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Boehmke, B.C. (2016). Dealing with Regular Expressions. In: Data Wrangling with R. Use R!. Springer, Cham. https://doi.org/10.1007/978-3-319-45599-0_6
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DOI: https://doi.org/10.1007/978-3-319-45599-0_6
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