Sha256: 9632b8b098860d9f04c6193815d4a76babc6360432758c87c7c6119413659162
Contents?: true
Size: 788 Bytes
Versions: 48
Compression:
Stored size: 788 Bytes
Contents
struct RotationalCipher {
static func rotate(_ target: String, ROT: Int) -> String {
var result = ""
target.unicodeScalars.forEach { unicode in
switch unicode.value {
case 65...90: // A to Z
var scalar = unicode.value + UInt32(ROT)
if scalar > 90 { scalar -= 26 }
result.append(Character(UnicodeScalar(scalar)!))
case 97...122: // a to z
var scalar = unicode.value + UInt32(ROT)
if scalar > 122 { scalar -= 26 }
result.append(Character(UnicodeScalar(scalar)!))
default:
result.append(Character(unicode))
}
}
return result
}
}
Version data entries
48 entries across 48 versions & 1 rubygems