Yihui Xie • 10/11/2023

Three Useful Functions in Base R: `regexec()`, `strrep()`, and `append()`

This technical article introduces three useful but often overlooked functions in base R: regexec() for extracting substring positions using regex, strrep() for repeating strings, and append() for inserting elements into vectors. It provides practical examples and comparisons to common alternative coding patterns, aimed at improving R users' efficiency in string processing and data structure manipulation.

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#string manipulation #regex #R Programming