function rot13(str) { var codetemp = 0; for(var i = 0;i < str.length;i++) { codetemp = Number(str.charCodeAt(i)); if(codetemp >= 65 && codetemp <= 77) { codetemp += 13; } else if(codetemp >= 78 && codetemp <= 90) { codetemp -= 13; } str[i] = String.fromCharCode(codetemp); } return str; } rot13("SERR PBQR PNZC");
慕容708150
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