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Ruby, 56 bytes ->s,i{a=[*?a..?z].rotate(i)*"";s.tr "A-Za-z",a.upcase+a} Try it online! tr is wildly useful here. Builds the tr string manually and replaces only the alphabets.
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#1: Initial revision
by
Razetime
·
2021-07-28T13:05:52Z (over 3 years ago)
# [Ruby], 56 bytes
<!-- language-all: lang-ruby -->
->s,i{a=[*?a..?z].rotate(i)*"";s.tr "A-Za-z",a.upcase+a}
[Try it online!][TIO-krni38x0]
[Ruby]: https://www.ruby-lang.org/
[TIO-krni38x0]: https://tio.run/##LYzLDoIwEEX3fsU4Kx@lCT7iwiBxp78gYTFoWwiEklIEa/z2iobcxUlOTq7pspeXkQ9OLSveFCWrmDiPXcqNtmTFoliuEI8ttwbwHNwocMiId82dWrGmj29AJngRVaUZ9NpUD2S7dPa31ujqN2QQ7ienBj2U4HKlLLhMD2DyGupiTA5TcYWeaguZEVRKau0c2WZ6BFTdU4IypYKRMpfIwm3qvw "Ruby – Try It Online"
`tr` is wildly useful here. Builds the tr string manually and replaces only the alphabets.