{"id":85475,"student_id":1404,"content":"{\"html\":\"\u003c!DOCTYPE html\u003e\\n\u003chtml\u003e\\n\u003chead\u003e\\n \u003ctitle\u003eDocument\u003c/title\u003e\\n \u003cscript src=\\\"https://code.jquery.com/jquery-3.3.1.min.js\\\"\u003e\u003c/script\u003e\\n\u003c/head\u003e\\n\u003cbody\u003e\\n \u003ch3 class=\\\"best\\\"\u003e最佳紀錄:\u003c/h3\u003e\\n \u003cdiv class=\\\"box\\\"\u003e\\n \u003ch1\u003e點擊頁面開始\u003c/h1\u003e\\n \u003ch2\u003e當顏色從「紅色」轉變為「綠色」時,以你最快的速度點擊頁面!\u003c/h2\u003e\\n \u003c/div\u003e\\n\u003c/body\u003e\\n\u003c/html\u003e\",\"css\":\"body {\\n background-color: royalblue;\\n cursor: pointer;\\n color: #fff;\\n}\\n\\nh1 {\\n font-size: 50px;\\n}\\n\\n.box {\\n position: fixed;\\n top: 50%;\\n left: 50%;\\n width: 100%;\\n transform: translate(-50%, -50%);\\n text-align: center;\\n}\",\"js\":\"var status = 'blue';\\nvar startTime;\\nvar id;\\nvar best = Infinity;\\n\\n// 2. 設定狀態機\\n$(document).on('click', function () {\\n // 最後一章再教省略大括號\\n if (status == 'blue') {\\n start();\\n } else if (status == 'red') {\\n tooSoon();\\n } else if (status == 'green') {\\n showResult();\\n }\\n});\\n\\n// 1. 設計介面\\nfunction start () {\\n $('h1').text('等待綠色');\\n $('h2').text('');\\n $('body').css('backgroundColor', 'red');\\n \\n // 2. 設定狀態機\\n status = 'red';\\n \\n // 3. 設定計時器\\n var time = Math.random()*10000;\\n id = setTimeout(timeOut, time);\\n}\\n\\n// 1. 設計介面 \\nfunction timeOut (){\\n $('h1').text('點擊');\\n $('h2').text('');\\n $('body').css('backgroundColor', 'LightGreen');\\n \\n // 2. 設定狀態機\\n status = 'green';\\n \\n // 5. 紀錄時間\\n startTime = Date.now();\\n}\\n\\n// 1. 設計介面\\nfunction tooSoon () {\\n $('h1').text('太快了!');\\n $('h2').text('點擊頁面再玩一次');\\n $('body').css('backgroundColor', 'royalblue');\\n \\n // 2. 設定狀態機\\n status = 'blue';\\n \\n // 4. 清空計時器\\n clearTimeout(id);\\n}\\n\\n// 1. 設計介面\\nfunction showResult () {\\n $('h1').text('ms');\\n $('h2').text('點擊頁面再玩一次');\\n $('body').css('backgroundColor', 'royalblue');\\n \\n // 2. 設定狀態機\\n status = 'blue';\\n\\n // 5.紀錄時間\\n var time = Date.now() - startTime;\\n $('h1').text(time + 'ms');\\n\\n // 6.最佳得分\\n if (time \u003c best) {\\n best = time;\\n $('h3').text('最佳紀錄:' + time + 'ms');\\n }\\n}\"}","created_at":"2019-07-29T13:14:13.619+08:00","updated_at":"2019-11-01T09:20:37.231+08:00","name":"反應大考驗T 副本","language":"web","screenshot":{"url":null},"parent_id":85024,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":66,"hashid":"yeysm495","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}
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