聊天室副本 | JavaScript 程式專案

{"id":47746,"student_id":73,"content":"var comments = [];\nvar users = {\n    // 21: {\n    //     id: 21, name: \"el\"\n    // },\n    // 4: {\n    //     id: 4, name: \"html\"\n    // },\n    // 2: {\n    //     id: 2, name: \"JavaScript\"\n    // },\n}\nvar name = prompt(\"名字\")\nvar random = Math.floor(Math.random()*10000)+1;\nusers[random] = {\n    id: random,\n    name: name,\n    date: Date.now()\n\n}\n\n\nvar time = new Date()\nwhen(\"click\", function() {\n\n    var msg = prompt(\"輸出\")\n    if (msg == \"\") {\n        return\n    }\n    var newComment = '[' + time.toLocaleTimeString() + ']' + name + ':' + msg\n    comments.push(newComment)\n    DB.broadcast('message', newComment)\n\n\n})\n\nforever(function() {\n    DB.broadcast('update', users[random])\n    for (var i = 0; i \u003c comments.length; i++) {\n        print(comments[comments.length -1 -i], 100, 30*i, 'black', 30)\n    }\n    time = new Date()\n    var i = 0;\n    for (var id in users) {\n        console.log(id)\n        console.log(users[id])\n        console.log(users[id.name])\n        i++\n        print(users[id].name, 50, 30*i, \"red\", 34)\n        if (Date.now()-users[id].time \u003e 15000) {\n            delete users[id]\n        }\n    }\n})\nDB.onMessage('message', function(data) {\n    comments.push(data)\n\n})\nDB.onMessage('update', function(data) {\n    users[data.id] = data;\n})","created_at":"2018-11-03T18:15:46.913+08:00","updated_at":"2019-11-02T13:20:15.368+08:00","name":"聊天室 副本","language":"javascript","screenshot":{"url":"https://cdn0.koding.school/uploads/project/screenshot/47746/349098395eb684105c95e222890d29be.jpg"},"parent_id":34007,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":157,"hashid":"qmds9w94","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}