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Rot-13: Difference between revisions
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print map "rot13 "|abjurer NOWHERE|
nowhere ABJURER</lang>
=={{header|Lua}}==
<lang lua>function rot(l, o) return (l < 26 and l > -1) and string.char((l+13)%26 + o) end
a, A = string.byte'a', string.byte'A'
val = io.read()
val = val:gsub("(.)", function(l) return rot(l:byte()-a,a) or rot(l:byte()-A,A) or l end)
print(val)</lang>
=={{header|Mathematica}}==
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