课堂随机点名应用
上课用的随机点名的html应用，可选择txt文本名单表，txt文件中的每个学生名字各占一行。
简洁的界面，包含随机显示区域和控制按钮；
实现从文本文件读取学生名单的功能；
添加随机点名逻辑，确保公平性；
记录已点名的学生，避免重复点名；
提供重置功能，以便重新开始；
可独立使用或嵌入wps演示文稿使用。
文末有下载链接，可创建多个txt格式班级名单文件，每个学生名字占一行
以下是实现代码（ 由 deepseek 依据人工指令生成）：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>课堂随机点名系统</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: 'Microsoft YaHei', sans-serif;
}
body {
background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
color: #fff;
min-height: 100vh;
padding: 20px;
display: flex;
flex-direction: column;
align-items: center;
}
.container {
width: 100%;
max-width: 900px;
background-color: rgba(255, 255, 255, 0.1);
border-radius: 15px;
box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
padding: 30px;
margin-top: 20px;
backdrop-filter: blur(10px);
border: 1px solid rgba(255, 255, 255, 0.2);
}
h1 {
text-align: center;
color: #fff;
margin-bottom: 20px;
font-size: 2.5rem;
text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}
.display-area {
background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
height: 200px;
border-radius: 10px;
display: flex;
justify-content: center;
align-items: center;
margin-bottom: 30px;
box-shadow: inset 0 0 15px rgba(0, 0, 0, 0.3);
position: relative;
overflow: hidden;
border: 2px solid rgba(255, 255, 255, 0.2);
}
.name-display {
font-size: 3.5rem;
font-weight: bold;
color: #fff;
text-align: center;
transition: all 0.3s ease;
text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}
.controls {
display: flex;
justify-content: center;
gap: 20px;
margin-bottom: 30px;
}
button {
padding: 12px 25px;
font-size: 1.1rem;
border: none;
border-radius: 8px;
cursor: pointer;
transition: all 0.3s ease;
font-weight: bold;
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}
#startBtn {
background: linear-gradient(135deg, #2980b9 0%, #3498db 100%);
color: white;
margin-left:30px;
margin-right:30px;
}
#stopBtn {
background: linear-gradient(135deg, #c0392b 0%, #e74c3c 100%);
color: white;
margin-left:30px;
margin-right:30px;
}
.top-buttons {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 20px;
}
.file-input {
display: flex;
align-items: center;
gap: 10px;
}
.file-input label {
display: inline-block;
background: linear-gradient(135deg, #2980b9 0%, #3498db 100%);
color: white;
padding: 10px 20px;
border-radius: 5px;
cursor: pointer;
transition: all 0.3s ease;
white-space: nowrap;
}
.file-input label:hover {
transform: translateY(-2px);
box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}
.file-info {
font-size: 0.9rem;
color: #ddd;
background: rgba(0, 0, 0, 0.2);
padding: 8px 12px;
border-radius: 6px;
min-width: 80px;
text-align: center;
}
.reset-btn {
background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
color: white;
white-space: nowrap;
display: inline-block;
color: white;
padding: 10px 20px;
border-radius: 5px;
cursor: pointer;
transition: all 0.3s ease;
}
button:hover {
transform: translateY(-3px);
box-shadow: 0 6px 8px rgba(0, 0, 0, 0.3);
}
button:active {
transform: translateY(1px);
}
button:disabled {
opacity: 0.6;
cursor: not-allowed;
transform: none;
}
.student-list {
display: flex;
flex-wrap: wrap;
gap: 8px;
margin-top: 10px;
max-height: 150px;
min-height:40px;
overflow-y: auto;
padding: 8px;
border-radius: 8px;
background: rgba(0, 0, 0, 0.2);
}
.student-card {
background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
padding: 6px 10px;
border-radius: 6px;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
transition: all 0.3s ease;
color: white;
font-size: 0.85rem;
}
.student-card:hover {
transform: translateY(-2px);
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}
.student-card.selected {
background: linear-gradient(135deg, #e74c3c 0%, #c0392b 80%);
border: 1px solid rgba(255, 255, 255, 0.3);
}
.lists-container {
display: flex;
gap: 30px;
margin-top: 20px;
}
.list-section {
flex: 1;
background: rgba(255, 255, 255, 0.1);
padding: 15px;
border-radius: 10px;
box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}
h2 {
color: #fff;
margin-bottom: 10px;
padding-bottom: 5px;
border-bottom: 1px solid rgba(255, 255, 255, 0.3);
font-size: 1.3rem;
}
.counter {
text-align: center;
margin-top: 10px;
margin-left:20px;
font-size: 1rem;
color: #fff;
background: rgba(0, 0, 0, 0.2);
padding: 6px 12px;
border-radius: 6px;
display: inline-block;
}
@media (max-width: 768px) {
.lists-container {
flex-direction: column;
}
.name-display {
font-size: 2.5rem;
}
.controls {
flex-direction: column;
align-items: center;
}
button {
width: 80%;
}
.student-list {
max-height: 120px;
}
.top-buttons {
flex-direction: column;
gap: 15px;
}
.file-input {
width: 100%;
justify-content: center;
}
}
</style>
</head>
<body>
<h1>课堂随机点名系统</h1>
<div>
<div>
<div>
<label for="studentFile">选择名单</label>
<div id="fileInfo">0</div>
<input type="file" id="studentFile" accept=".txt" style="display: none;">
</div>
<button id="resetBtn">重置</button>
</div>
<div>
<div id="nameDisplay">准备开始</div>
</div>
<div>
<button id="startBtn">开始</button>
<button id="stopBtn" disabled>停止</button>
</div>
<div>
<div>
<h2>剩余学生名单<span id="remainingCount">0</span></h2>
<div id="remainingStudents"></div>
</div>
<div>
<h2>已点名学生<span id="selectedCount">0</span></h2>
<div id="selectedStudents"></div>
</div>
</div>
</div>
<script>
document.addEventListener('DOMContentLoaded', function() {
const nameDisplay = document.getElementById('nameDisplay');
const startBtn = document.getElementById('startBtn');
const stopBtn = document.getElementById('stopBtn');
const resetBtn = document.getElementById('resetBtn');
const studentFile = document.getElementById('studentFile');
const fileInfo = document.getElementById('fileInfo');
const remainingStudents = document.getElementById('remainingStudents');
const selectedStudents = document.getElementById('selectedStudents');
const remainingCount = document.getElementById('remainingCount');
const selectedCount = document.getElementById('selectedCount');
let allStudents = [];
let remaining = [];
let selected = [];
let intervalId = null;
let isRunning = false;
// 文件选择事件
studentFile.addEventListener('change', function(e) {
const file = e.target.files[0];
if (!file) return;
const reader = new FileReader();
reader.onload = function(e) {
const content = e.target.result;
allStudents = content.split('\n')
.map(name => name.trim())
.filter(name => name.length > 0);
if (allStudents.length === 0) {
alert('文件为空或格式不正确，请确保每行一个学生姓名');
return;
}
fileInfo.textContent = allStudents.length;
resetSelection();
};
reader.readAsText(file);
});
// 开始随机点名
startBtn.addEventListener('click', function() {
if (remaining.length === 0) {
alert('所有学生都已被点名！请重置后重新开始。');
return;
}
isRunning = true;
startBtn.disabled = true;
stopBtn.disabled = false;
intervalId = setInterval(() => {
const randomIndex = Math.floor(Math.random() * remaining.length);
nameDisplay.textContent = remaining[randomIndex];
}, 100);
});
// 停止随机点名
stopBtn.addEventListener('click', function() {
if (!isRunning) return;
clearInterval(intervalId);
isRunning = false;
startBtn.disabled = false;
stopBtn.disabled = true;
// 获取当前显示的学生
const currentStudent = nameDisplay.textContent;
// 从剩余名单中移除
const index = remaining.indexOf(currentStudent);
if (index !== -1) {
remaining.splice(index, 1);
selected.push(currentStudent);
updateStudentLists();
updateCounters();
}
});
// 重置点名
resetBtn.addEventListener('click', function() {
if (isRunning) {
clearInterval(intervalId);
isRunning = false;
}
startBtn.disabled = false;
stopBtn.disabled = true;
nameDisplay.textContent = '准备开始';
resetSelection();
});
// 重置选择
function resetSelection() {
if (allStudents.length === 0) return;
remaining = [...allStudents];
selected = [];
updateStudentLists();
updateCounters();
}
// 更新学生列表显示
function updateStudentLists() {
// 更新剩余学生列表
remainingStudents.innerHTML = '';
remaining.forEach(student => {
const studentCard = document.createElement('div');
studentCard.className = 'student-card';
studentCard.textContent = student;
remainingStudents.appendChild(studentCard);
});
// 更新已点名学生列表
selectedStudents.innerHTML = '';
selected.forEach(student => {
const studentCard = document.createElement('div');
studentCard.className = 'student-card selected';
studentCard.textContent = student;
selectedStudents.appendChild(studentCard);
});
}
// 更新计数器
function updateCounters() {
remainingCount.textContent = remaining.length;
selectedCount.textContent = selected.length;
}
});
</script>
</body>
</html>
随机点名_deepseek.html （需创建txt格式的学生名单配合使用）
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