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strs_islower checks whether each element of a character vector is in lowercase. It is similar to Python's str.islower() method.
strs_islower
str.islower()
strs_islower(string)
A logical vector of the same length as string, indicating whether each element is entirely in lowercase.
string
A character vector to be checked.
Python str.islower() documentation
strs_islower("hello") strs_islower("Hello")
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