Describe a situation where you had to use string manipulation functions in R for data cleaning.
- Removing leading and trailing whitespaces from strings
- Converting strings to a consistent case
- Replacing certain patterns in strings
- All of the above
All the options are valid situations where string manipulation functions in R might be used for data cleaning. For example, trimws() can be used to remove leading and trailing whitespaces, tolower() or toupper() can be used to convert strings to a consistent case, and gsub() can be used to replace certain patterns in strings.
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