凱薩密碼（預設版）副本 | 程式專案

{"id":1204549,"student_id":90858,"content":"{\"html\":\"\u003c!DOCTYPE html\u003e\\n\u003chtml\u003e\\n\u003chead\u003e\\n    \u003ctitle\u003eDocument\u003c/title\u003e\\n    \u003clink rel=\\\"stylesheet\\\" href=\\\"https://stackpath.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css\\\"\u003e\\n    \u003cscript src=\\\"https://code.jquery.com/jquery-3.3.1.slim.min.js\\\"\u003e\u003c/script\u003e\\n    \u003cscript src=\\\"https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.0/umd/popper.min.js\\\"\u003e\u003c/script\u003e\\n    \u003cscript src=\\\"https://stackpath.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js\\\"\u003e\u003c/script\u003e\\n\u003c/head\u003e\\n\u003cbody class=\\\"py-4 px-5\\\"\u003e\\n    \u003ch3 class=\\\"text-center\\\"\u003e凱薩密碼\u003c/h3\u003e\\n    \u003cdiv class=\\\"form-group\\\"\u003e\\n        \u003ctextarea class=\\\"form-control js-text\\\" rows=\\\"8\\\" placeholder=\\\"要加密解密的訊息...\\\"\u003e\\nI have a orange, I have a apple\\nuh! orangeapple!\\n        \u003c/textarea\u003e\\n    \u003c/div\u003e\\n    \u003cdiv class=\\\"form-group\\\"\u003e\\n        \u003cinput class=\\\"form-control js-offset\\\" type=\\\"number\\\" placeholder=\\\"位移\\\" value=\\\"0\\\"\u003e\\n    \u003c/div\u003e\\n    \u003cdiv class=\\\"text-center\\\"\u003e\\n        \u003cbutton class=\\\"btn btn-warning js-encrypt\\\"\u003e加密\u003c/button\u003e\\n        \u003cbutton class=\\\"btn btn-danger js-decrypt\\\"\u003e解密\u003c/button\u003e\\n    \u003c/div\u003e\\n\u003c/body\u003e\\n\u003c/html\u003e\",\"css\":\"body {\\n    background-color: #222;\\n    background-image: url('dust.png');\\n}\",\"js\":\"// a-z 字母\\nvar alphabet = 'abcdefghijklmnopqrstuvwxyz';\\n\\n//當「加密」按鈕被點擊就執行 encrypt 函式\\n$('.js-encrypt').click(encrypt);\\n\\n//當「解密」按鈕被點擊就執行 decrypt 函式\\n$('.js-decrypt').click(decrypt); \\n\\n//加密\\nfunction encrypt () {\\n    var text = $('.js-text').val();\\n    var offset = Number($('.js-offset').val());\\n    \\n    var code = '';\\n    for(var i = 0; i \u003c text.length; i++){\\n        var idx = alphabet.indexOf(text[i]);\\n        if(idx !== -1){\\n            idx = (idx + offset) % 26;\\n            code += alphabet[idx];\\n        }else{\\n            code += text[i];\\n        }\\n    }\\n    $('.js-text').val(code);\\n}\\n\\n//解密\\nfunction decrypt () {\\n    var text = $('.js-text').val();\\n    var offset = Number($('.js-offset').val());\\n    \\n    var code = '';\\n    for(var i = 0; i \u003c text.length; i++){\\n        var idx = alphabet.indexOf(text[i]);\\n        if(idx !== -1){\\n            idx = (idx - offset + 26) % 26;\\n            code += alphabet[idx];\\n        }else{\\n            code += text[i];\\n        }\\n    }\\n    $('.js-text').val(code);\\n}\"}","created_at":"2026-01-04T17:53:24.770+08:00","updated_at":"2026-01-11T16:56:09.578+08:00","name":"凱薩密碼（預設版） 副本","language":"web","screenshot":{"url":"https://cdn5.koding.school/uploads/project/screenshot/1204549/55c590ffea09c88e5010de017ef5c3ba.jpg"},"parent_id":180466,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":1,"hashid":"wdks3m4zg","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}