files/zh-cn/web/api/globaleventhandlers/onpointerup/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

---
title: GlobalEventHandlers.onpointerup
slug: Web/API/GlobalEventHandlers/onpointerup
translation_of: Web/API/GlobalEventHandlers/onpointerup
---
<div>{{ApiRef("HTML DOM")}}</div>

<p><code>pointerup</code>是一个全局的事件处理函数.</p>

<h2 id="语法">语法</h2>

<pre class="syntaxbox">var <var>upHandler</var> = <var>targetElement</var>.onpointerup;
</pre>

<h3 id="返回值">返回值</h3>

<dl>
 <dt><code>upHandler</code></dt>
 <dd>返回 <code>targetElement</code> 元素的<code>pointerup</code>事件处理函数.</dd>
</dl>

<h2 id="示例">示例</h2>

<p>如下是两种设置元素<code>pointerup</code>事件处理函数的方法.</p>

<pre class="brush: js">&lt;html&gt;
&lt;script&gt;
function upHandler(ev) {
 // 这里添加元素的pointup事件处理函数
}
function init() {
 var el=document.getElementById("target1");
 el.onpointerup = upHandler;
}
&lt;/script&gt;
&lt;body onload="init();"&gt;
&lt;div id="target1"&gt; Touch me ... &lt;/div&gt;
&lt;div id="target2" onpointerup="upHandler(event)"&gt; Touch me ... &lt;/div&gt;
&lt;/body&gt;
&lt;/html&gt;
</pre>

<h2 id="规范">规范</h2>

<table class="standard-table">
 <tbody>
  <tr>
   <th scope="col">Specification</th>
   <th scope="col">Status</th>
   <th scope="col">Comment</th>
  </tr>
  <tr>
   <td>{{SpecName('Pointer Events 2','#widl-GlobalEventHandlers-onpointerup', 'onpointerup')}}</td>
   <td>{{Spec2('Pointer Events 2')}}</td>
   <td>Non-stable version</td>
  </tr>
  <tr>
   <td>{{SpecName('Pointer Events', '#widl-GlobalEventHandlers-onpointerup', 'onpointerup')}}</td>
   <td>{{Spec2('Pointer Events')}}</td>
   <td>Initial definition</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>{{CompatChrome("35")}}<sup>[1]</sup></td>
   <td>{{CompatGeckoDesktop(59)}}</td>
   <td>10 {{property_prefix("-ms")}}<br>
    11</td>
   <td>{{CompatUnknown}}</td>
   <td>{{CompatNo}}</td>
  </tr>
 </tbody>
</table>
</div>

<div id="compat-mobile">
<table class="compat-table">
 <tbody>
  <tr>
   <th>Feature</th>
   <th>Android</th>
   <th>Chrome for 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>{{CompatUnknown}}</td>
   <td>{{CompatChrome("35")}}<sup>[1]</sup></td>
   <td>{{CompatGeckoMobile("29")}}<sup>[2]</sup></td>
   <td>10 {{property_prefix("-ms")}}<br>
    11</td>
   <td>{{CompatUnknown}}</td>
   <td>{{CompatNo}}</td>
  </tr>
 </tbody>
</table>
</div>

<p>[1] This was implemented in <a href="http://crbug.com/248918">bug 248918</a>.</p>

<p>[2] Supported behind the preference <code>dom.w3c_pointer_events.enabled</code>, defaulting to <code>false</code>.</p>

<h2 id="相关链接">相关链接</h2>

<ul>
 <li><a href="/en-US/docs/Web/Events/pointerup">{{event("pointerup")}}</a></li>
</ul>