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This is the fastest way to find out whether the elements of a character vector are empty strings.
stri_isempty(str)
character vector or an object coercible to
Returns a logical vector of the same length as str.
str
Missing values are handled properly.
Other length: stri_length(), stri_numbytes(), stri_width()
stri_length()
stri_numbytes()
stri_width()
# NOT RUN { stri_isempty(letters[1:3]) stri_isempty(c(',', '', 'abc', '123', '\u0105\u0104')) stri_isempty(character(1)) # }
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