js选择表情图片,并动态添加到页面中。完整代码
时间: 2023-12-10 16:41:04 浏览: 26
以下是使用 JavaScript 选择表情图片并动态添加到页面中的完整代码:
HTML 文件:
```html
<!DOCTYPE html>
<html>
<head>
<title>选择并添加表情图片</title>
<meta charset="utf-8">
<link rel="stylesheet" type="text/css" href="style.css">
</head>
<body>
<div class="container">
<h1>选择并添加表情图片</h1>
<div class="emoji-selector">
<label for="emoji-select">选择表情:</label>
<select id="emoji-select">
<option value="">请选择表情</option>
<option value="😀">😀</option>
<option value="😂">😂</option>
<option value="😍">😍</option>
<option value="🤔">🤔</option>
<option value="🙄">🙄</option>
<option value="😴">😴</option>
</select>
<button id="add-emoji-btn">添加表情</button>
</div>
<div class="emoji-list">
<h2>已添加的表情:</h2>
<ul id="emoji-ul"></ul>
</div>
</div>
<script src="script.js"></script>
</body>
</html>
```
CSS 文件:
```css
.container {
max-width: 800px;
margin: 0 auto;
padding: 20px;
text-align: center;
}
.emoji-selector {
margin-bottom: 20px;
}
.emoji-selector label {
font-size: 20px;
}
.emoji-selector select {
font-size: 18px;
margin-right: 10px;
}
.emoji-selector button {
font-size: 18px;
padding: 10px 20px;
background-color: #007bff;
color: #fff;
border: none;
border-radius: 4px;
cursor: pointer;
}
.emoji-list {
text-align: left;
}
.emoji-list h2 {
font-size: 20px;
margin-bottom: 10px;
}
.emoji-list ul {
list-style: none;
padding: 0;
margin: 0;
}
.emoji-list li {
display: inline-block;
font-size: 30px;
margin-right: 10px;
}
```
JavaScript 文件:
```js
// 获取元素
const emojiSelect = document.getElementById('emoji-select');
const addEmojiBtn = document.getElementById('add-emoji-btn');
const emojiUl = document.getElementById('emoji-ul');
// 添加表情事件
addEmojiBtn.addEventListener('click', function() {
const selectedEmoji = emojiSelect.value;
if (selectedEmoji !== '') {
const emojiLi = document.createElement('li');
emojiLi.innerText = selectedEmoji;
emojiUl.appendChild(emojiLi);
emojiSelect.value = '';
}
});
```
该代码会创建一个包含表情选择器和已添加表情列表的界面,用户可以从下拉列表中选择一个表情,然后点击“添加表情”按钮将其添加到列表中。JavaScript 代码会监听“添加表情”按钮的点击事件,将选中的表情添加到已添加表情列表中。