Applescript击键将某些字符大写

set inputString to "hello world"
set outputString to ""

repeat with i from 1 to length of inputString
    set currentChar to character i of inputString
    if currentChar is in {"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"} then
        set currentChar to (ASCII number currentChar - 32) as Unicode character
    end if
    set outputString to outputString & currentChar
end repeat

outputString