摩斯密碼副本 | 程式專案

{"id":44289,"student_id":1976,"content":"{\"html\":\"\u003c!DOCTYPE html\u003e\\n\u003chtml\u003e\\n\u003chead\u003e\\n\\t\u003ctitle\u003eDocument\u003c/title\u003e\\n\\t\u003clink rel=\\\"stylesheet\\\" href=\\\"https://stackpath.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css\\\" integrity=\\\"sha384-9gVQ4dYFwwWSjIDZnLEWnxCjeSWFphJiwGPXr1jddIhOegiu1FwO5qRGvFXOdJZ4\\\" crossorigin=\\\"anonymous\\\"\u003e\\n\\t\u003cscript src=\\\"https://code.jquery.com/jquery-3.3.1.slim.min.js\\\" integrity=\\\"sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo\\\" crossorigin=\\\"anonymous\\\"\u003e\u003c/script\u003e\\n    \u003cscript src=\\\"https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.0/umd/popper.min.js\\\" integrity=\\\"sha384-cs/chFZiN24E4KMATLdqdvsezGxaGsi4hLGOzlXwp5UZB1LY//20VyM2taTB4QvJ\\\" crossorigin=\\\"anonymous\\\"\u003e\u003c/script\u003e\\n    \u003cscript src=\\\"https://stackpath.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js\\\" integrity=\\\"sha384-uefMccjFJAIv6A+rW+L4AHf99KvxDjWSu1z9VI8SKNVmz4sk7buKt/6v9KI65qnm\\\" crossorigin=\\\"anonymous\\\"\u003e\u003c/script\u003e\\n\u003c/head\u003e\\n\u003cbody class=\\\"text-center p-4\\\"\u003e\\n    \u003ch2\u003e摩斯密碼\u003c/h2\u003e\\n    \u003ctextarea class=\\\"form-control\\\" rows=\\\"8\\\" cols=\\\"40\\\" id=\\\"text\\\"\u003eI love You\u003c/textarea\u003e\\n    \u003cdiv class=\\\"m-2\\\"\u003e\\n        \u003cbutton class=\\\"btn btn-primary\\\" id=\\\"encode\\\"\u003e編碼\u003c/button\u003e\\n        \u003cbutton class=\\\"btn btn-primary\\\" id=\\\"decode\\\"\u003e解碼\u003c/button\u003e\\n        \u003cbutton class=\\\"btn btn-primary\\\" id=\\\"play\\\"\u003e播放\u003c/button\u003e    \\n    \u003c/div\u003e\\n\u003c/body\u003e\\n\u003c/html\u003e\",\"css\":\"body {\\n    background-image: url('dust.png');\\n}\",\"js\":\"/**\\n*  encodeTable -\u003e 編碼用對照表\\n*  decodeTable -\u003e 解碼用對照表\\n*/\\n$('#decode').click(decode);\\n$('#encode').click(encode);\\n$('#play').click(play);\\n\\n\\n\\n//編碼\\nfunction encode () {\\n    var sentence = $(\\\"#text\\\").val()\\n    var words = sentence.split(\\\" \\\")\\n    var code = \\\"\\\"\\n    console.log(words) // [\\\"i\\\", \\\"love\\\", \\\"you\\\"]\\n\\n    words.forEach(function (word) {\\n        var alphabets = word.split(\\\"\\\")\\n        alphabets.forEach(function(alphabet) {\\n            code = code + encodeTable[alphabet] + \\\" \\\"\\n        })\\n        code = code + \\\" \\\"\\n    })\\n    code = code.trim()\\n    $(\\\"#text\\\").val(code)\\n}\\n\\n\\n// 解碼\\nfunction decode () {\\n    var sentence = $(\\\"#text\\\").val()\\n    var words = sentence.split(\\\"  \\\")\\n    var code = \\\"\\\"\\n    console.log(words) // [\\\"i\\\", \\\"love\\\", \\\"you\\\"]\\n\\n    words.forEach(function (word) {\\n        var alphabets = word.split(\\\" \\\")\\n        alphabets.forEach(function(alphabet) {\\n            code = code + decodeTable[alphabet]\\n        })\\n        code = code + \\\" \\\"\\n    })\\n    code = code.trim()\\n    $(\\\"#text\\\").val(code)\\n}\\n\\n// 播放\\nfunction play () {\\n     var sentence = $(\\\"#text\\\").val()\\n     var words = sentence.split(\\\"\\\")\\n     function run() {\\n         var note = words.shift()\\n         \\n         if(note == \\\"-\\\") {\\n             playNote(500, 200)\\n             setTimeout(run, 300);\\n         }\\n         \\n         if(note == \\\".\\\") {\\n             playNote(500, 50)\\n             setTimeout(run, 150);\\n         }\\n         \\n         if(note == \\\" \\\") {\\n             setTimeout(run, 200);\\n         }\\n     }\\n     \\n     run()\\n\\n}\"}","created_at":"2018-10-06T13:13:37.311+08:00","updated_at":"2019-11-08T05:10:15.747+08:00","name":"摩斯密碼 副本","language":"web","screenshot":{"url":"https://cdn7.koding.school/uploads/project/screenshot/44289/c1049b946059236b1970bb20f7fbcbf7.jpg"},"parent_id":33465,"plugin":"var encodeTable = {\n    A: '.-',\n    B: '-...',\n    C: '-.-.',\n    D: '-..',\n    E: '.',\n    F: '..-.',\n    G: '--.',\n    H: '....',\n    I: '..',\n    J: '.---',\n    K: '-.-',\n    L: '.-..',\n    M: '--',\n    N: '-.',\n    O: '---',\n    P: '.--.',\n    Q: '--.-',\n    R: '.-.',\n    S: '...',\n    T: '-',\n    U: '..-',\n    V: '...-',\n    W: '.--',\n    X: '-..-',\n    Y: '-.--',\n    Z: '--..',\n    a: '.-',\n    b: '-...',\n    c: '-.-.',\n    d: '-..',\n    e: '.',\n    f: '..-.',\n    g: '--.',\n    h: '....',\n    i: '..',\n    j: '.---',\n    k: '-.-',\n    l: '.-..',\n    m: '--',\n    n: '-.',\n    o: '---',\n    p: '.--.',\n    q: '--.-',\n    r: '.-.',\n    s: '...',\n    t: '-',\n    u: '..-',\n    v: '...-',\n    w: '.--',\n    x: '-..-',\n    y: '-.--',\n    z: '--..',\n    1: '.----',\n    2: '..---',\n    3: '...--',\n    4: '....-',\n    5: '.....',\n    6: '-....',\n    7: '--...',\n    8: '---..',\n    9: '----.',\n    0: '-----',\n    '.': '.-.-.-',\n    ':': '---...',\n    ',': '--..--',\n    ';': '-.-.-.',\n    '?': '..--..',\n    '=': '-...-',\n    \"'\": '.----.',\n    '/': '-..-.',\n    '!': '-.-.--',\n    '-': '-....-',\n    '_': '..--.-',\n    '\"': '.-..-.',\n    '(': '-.--.',\n    ')': '-.--.-',\n    '$': '...-..-',\n    '\u0026': '.-...',\n    '@': '.--.-.',\n    '+': '.-.-.'\n}\n\nvar decodeTable = {};\nfor (var key in encodeTable) {\n    decodeTable[encodeTable[key]] = key;\n}\n\nvar audioCtx = new (window.AudioContext || window.webkitAudioContext)();\n\nfunction playNote(frequency, duration) {\n    // create Oscillator node\n    var oscillator = audioCtx.createOscillator();\n\n    oscillator.type = 'square';\n    oscillator.frequency.value = frequency; // value in hertz\n    oscillator.connect(audioCtx.destination);\n    oscillator.start();\n\n    setTimeout(\n        function(){\n            oscillator.stop();\n    }, duration);\n}","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":382,"hashid":"zpes8ygd","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}