files/zh-cn/web/html/element/kbd/index.html


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
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151

---
title: <kbd>
slug: Web/HTML/Element/kbd
translation_of: Web/HTML/Element/kbd
---
<h2 id="摘要">摘要</h2>

<p>HTML键盘输入元素(<strong>&lt;kbd&gt;</strong>) 用于表示用户输入，它将产生一个行内元素，以浏览器的默认monospace字体显示。</p>

<table class="properties">
 <tbody>
  <tr>
   <th scope="row"><a href="/en-US/docs/HTML/Content_categories" title="HTML/Content_categories">Content categories</a></th>
   <td><a href="/en-US/docs/HTML/Content_categories#Flow_content" title="HTML/Content categories#Flow content">Flow content</a>, <a href="/en-US/docs/HTML/Content_categories#Phrasing_content" title="HTML/Content categories#Phrasing content">phrasing content</a>, palpable content.</td>
  </tr>
  <tr>
   <th scope="row">Permitted content</th>
   <td><a href="/en-US/docs/HTML/Content_categories#Phrasing_content" title="HTML/Content_categories#Phrasing_content">Phrasing content</a>.</td>
  </tr>
  <tr>
   <th scope="row">Tag omission</th>
   <td>{{no_tag_omission}}</td>
  </tr>
  <tr>
   <th scope="row">Permitted parent elements</th>
   <td>Any element that accepts <a href="/en-US/docs/HTML/Content_categories#Phrasing_content" title="HTML/Content_categories#Phrasing_content">phrasing content</a>.</td>
  </tr>
  <tr>
   <th scope="row">DOM interface</th>
   <td>{{domxref("HTMLElement")}} Up to Gecko 1.9.2 (Firefox 4) inclusive, Firefox implements the interface {{domxref("HTMLSpanElement")}} for this element.</td>
  </tr>
 </tbody>
</table>

<h2 id="属性">属性</h2>

<p>该元素仅支持<a href="/en-US/docs/HTML/Global_attributes" title="HTML/Global attributes">全局属性</a>.</p>

<h2 id="示例">示例</h2>

<pre class="brush: html">&lt;p&gt;Type the following in the Run dialog: &lt;kbd&gt;cmd&lt;/kbd&gt;&lt;br /&gt;Then click the OK button.&lt;/p&gt;

&lt;p&gt;Save the document by pressing &lt;kbd&gt;Ctrl&lt;/kbd&gt; + &lt;kbd&gt;S&lt;/kbd&gt;&lt;/p&gt;</pre>

<h3 id="结果">结果</h3>

<p>Type the following in the Run dialog: <kbd>cmd</kbd><br>
 Then click the OK button.</p>

<p>Save the document by pressing <kbd>Ctrl</kbd> + <kbd>S</kbd></p>

<h4 id="结果说明：">结果说明：</h4>

<p style="text-indent: 2em;">此显示效果为 MDN 特殊显示效果，无法更改。具体显示效果请自行测试。</p>

<h2 id="注意">注意</h2>

<p>通过定义CSS规则可以改变kbd的默认字体。用户首选项设置可能会比该CSS规则具有更高优先级。</p>

<p>当&lt;kbd&gt;元素处于&lt;samp&gt;元素之中时，它代表着被系统回显的输入。</p>

<p>当&lt;kbd&gt;元素中包含&lt;samp&gt;元素时，该输入是基于系统输出的，比如调用某个菜单项。</p>

<p>当&lt;kbd&gt;元素处于另一个&lt;kbd&gt;元素之中时，它代表了一个实际的按键，或是该输入机制下的某个单位输入。</p>

<h2 id="Specifications" name="Specifications">规范</h2>

<table class="standard-table">
 <thead>
  <tr>
   <th scope="col">Specification</th>
   <th scope="col">Status</th>
   <th scope="col">Comment</th>
  </tr>
 </thead>
 <tbody>
  <tr>
   <td>{{SpecName('HTML WHATWG', 'text-level-semantics.html#the-kbd-element', '&lt;kbd&gt;')}}</td>
   <td>{{Spec2('HTML WHATWG')}}</td>
   <td></td>
  </tr>
  <tr>
   <td>{{SpecName('HTML5 W3C', 'text-level-semantics.html#the-kbd-element', '&lt;kbd&gt;')}}</td>
   <td>{{Spec2('HTML5 W3C')}}</td>
   <td>Expanded to include any user input, like voice input and individual keystrokes.</td>
  </tr>
  <tr>
   <td>{{SpecName('HTML4.01', 'struct/text.html#h-9.2.1', '&lt;kbd&gt;')}}</td>
   <td>{{Spec2('HTML4.01')}}</td>
   <td></td>
  </tr>
 </tbody>
</table>

<h2 id="浏览器兼容性">浏览器兼容性</h2>

<p>{{CompatibilityTable}}</p>

<div id="compat-desktop">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Chrome</th>
   <th>Firefox (Gecko)</th>
   <th>Internet Explorer</th>
   <th>Opera</th>
   <th>Safari</th>
  </tr>
  <tr>
   <td>Basic support</td>
   <td>{{CompatVersionUnknown}}</td>
   <td>{{CompatGeckoDesktop("1.0")}}</td>
   <td>{{CompatVersionUnknown}}</td>
   <td>{{CompatVersionUnknown}}</td>
   <td>{{CompatVersionUnknown}}</td>
  </tr>
 </tbody>
</table>
</div>

<div id="compat-mobile">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Android</th>
   <th>Firefox Mobile (Gecko)</th>
   <th>IE Mobile</th>
   <th>Opera Mobile</th>
   <th>Safari Mobile</th>
  </tr>
  <tr>
   <td>Basic support</td>
   <td>{{CompatVersionUnknown}}</td>
   <td>{{CompatGeckoMobile("1.0")}}</td>
   <td>{{CompatVersionUnknown}}</td>
   <td>{{CompatVersionUnknown}}</td>
   <td>{{CompatVersionUnknown}}</td>
  </tr>
 </tbody>
</table>
</div>

<h2 id="参阅">参阅</h2>

<ul>
 <li>{{htmlelement("code")}}</li>
</ul>

<div>{{HTMLRef}}</div>