try_sel_4 在线代码实例

实例代码( Tip: 登录后体验更佳 )
运行代码

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
<!DOCTYPE html>
<html>
<meta charset="utf-8">
<title>编程狮(w3cschool.cn)</title>
    <script src="https://7npmedia.w3cschool.cn/w3.js"></script>
<body>
    <p>单击按钮隐藏包含 id="London 的元素.</p>
    
    <button onclick="w3.hide('#London')">隐藏伦敦</button>
    
    <div id="London" class="city">
      <h2>伦敦</h2>
      <p>伦敦是英国的首都.</p>
    </div>
    
    <div id="Paris" class="city">
      <h2>巴黎</h2>
      <p>巴黎是法国的首都.</p> 
    </div>
    
    <div id="Tokyo" class="city">
      <h2>东京</h2>
      <p>东京是日本的首都.</p>
    </div>
   
    <button onclick="w3.hide('p')">隐藏所有P标签</button>
    
    <h2>伦敦</h2>
    <p>伦敦是英国的首都.</p>
    <p>它是英国人口最多的城市.</p>
    <p>人口超过1300万.</p>
</body>
</html>
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
运行结果
PC端手机端平板端