Element - kr - Digits, lowercase alphabet, and uppercase alphabet
Characters:
k,
r
Description
"0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" (0-9A-Za-z)
Examples
kr =
`0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ`