Shortening Data Frame Values to First Character in R: A Method-Driven Approach Using strtrim()

Substituting List of Strings with Second List, According to First Two Numeric Digits in Each

Removing Words with Length Greater Than X using Regular Expressions in R

Removing Characters After Last Digit Using Regular Expressions in R

Mastering Month Abbreviations in Dates: A Deep Dive into `as.Date` and `zoo`

Understanding R's Regex Pattern Matching with Shorthand Character Classes Inside Character Classes for Accurate String Manipulation.

Extracting Strings Between Specific Characters Using Regular Expressions in R