Description Usage Arguments Value Examples
Extract the last alphabetic character (if available) from the characters of a string.
1 | last_alpha(string)
|
string |
An object that inherits from class |
Returns the last alphabetic character (A-Z or a-z) or NA
if
no alphabetic characters are found.
1 2 3 4 | last_alpha("123abc")
last_alpha("123abc456")
last_alpha("123")
last_alpha("abc")
|
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