20 lines
525 B
Dart
20 lines
525 B
Dart
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String encryptDecrypt(String input) {
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var key = ['K', 'C', 'Q']; //Can be any chars, and any size array
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var output = [];
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for(var i = 0; i < input.length; i++) {
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var charCode = input.codeUnitAt(i) ^ key[i % key.length].codeUnitAt(0);
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output.add(new String.fromCharCode(charCode));
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}
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return output.join("");
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}
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void main() {
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String encrypted = encryptDecrypt("kylewbanks.com");
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print("Encrypted:" + encrypted);
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String decrypted = encryptDecrypt(encrypted);
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print("Decrypted:" + decrypted);
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} |