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strs_isdigit checks whether each element of a character vector contains only digits. It is similar to Python's str.isdigit() method.
strs_isdigit
str.isdigit()
strs_isdigit(string)
A logical vector of the same length as string, indicating whether each element contains only digits.
string
A character vector to be checked.
Python str.isdigit() documentation
strs_isdigit("12345") strs_isdigit("123a")
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