JavaScript Reference Manual /Window 对象 Window 对象 Window对象 Window 对象 Window 对象表示浏览器中打开的窗口。 如果文档包含框架（ 或 标签），浏览器会为 HTML 文档创建一个 window 对象，并为每个框架创建一个额外的 window 对象。</p> <p><img src="https://img.php.cn/upload/course/000/000/009/580430d9613d6751.jpg" alt="Note"><strong>注意：</strong>没有应用于 window 对象的公开标准，不过所有浏览器都支持该对象。</p> <hr> <h2>Window 对象属性</h2> <table class="reference"> <tbody> <tr class="firstRow"> <th width="20%" align="left">属性</th> <th width="80%" align="left">描述</th> </tr> <tr> <td>closed</td> <td>返回窗口是否已被关闭。</td> </tr> <tr> <td>defaultStatus</td> <td>设置或返回窗口状态栏中的默认文本。</td> </tr> <tr> <td>document</td> <td>对 Document 对象的只读引用。(请参阅对象)</td> </tr> <tr> <td>frames</td> <td>返回窗口中所有命名的框架。该集合是 Window 对象的数组，每个 Window 对象在窗口中含有一个框架。</td> </tr> <tr> <td>history</td> <td>对 History 对象的只读引用。请参数 History 对象。</td> </tr> <tr> <td>innerHeight</td> <td>返回窗口的文档显示区的高度。</td> </tr> <tr> <td>innerWidth</td> <td>返回窗口的文档显示区的宽度。</td> </tr> <tr> <td>length</td> <td>设置或返回窗口中的框架数量。</td> </tr> <tr> <td>location</td> <td>用于窗口或框架的 Location 对象。请参阅 Location 对象。</td> </tr> <tr> <td>name</td> <td>设置或返回窗口的名称。</td> </tr> <tr> <td>navigator</td> <td>对 Navigator 对象的只读引用。请参数 Navigator 对象。</td> </tr> <tr> <td>opener</td> <td>返回对创建此窗口的窗口的引用。</td> </tr> <tr> <td>outerHeight</td> <td>返回窗口的外部高度，包含工具条与滚动条。</td> </tr> <tr> <td>outerWidth</td> <td>返回窗口的外部宽度，包含工具条与滚动条。</td> </tr> <tr> <td>pageXOffset</td> <td>设置或返回当前页面相对于窗口显示区左上角的 X 位置。</td> </tr> <tr> <td>pageYOffset</td> <td>设置或返回当前页面相对于窗口显示区左上角的 Y 位置。</td> </tr> <tr> <td>parent</td> <td>返回父窗口。</td> </tr> <tr> <td>screen</td> <td>对 Screen 对象的只读引用。请参数 Screen 对象。</td> </tr> <tr> <td>screenLeft</td> <td>返回相对于屏幕窗口的x坐标</td> </tr> <tr> <td>screenTop</td> <td>返回相对于屏幕窗口的y坐标</td> </tr> <tr> <td>screenX</td> <td>返回相对于屏幕窗口的x坐标</td> </tr> <tr> <td>screenY</td> <td>返回相对于屏幕窗口的y坐标</td> </tr> <tr> <td>self</td> <td>返回对当前窗口的引用。等价于 Window 属性。</td> </tr> <tr> <td>status</td> <td>设置窗口状态栏的文本。</td> </tr> <tr> <td>top</td> <td>返回最顶层的父窗口。</td> </tr> </tbody> </table> <h2>Window 对象方法</h2> <table class="reference notranslate"> <tbody> <tr class="firstRow"> <th width="20%" align="left">方法</th> <th width="80%" align="left">描述</th> </tr> <tr> <td>alert()</td> <td>显示带有一段消息和一个确认按钮的警告框。</td> </tr> <tr> <td>blur()</td> <td>把键盘焦点从顶层窗口移开。</td> </tr> <tr> <td>clearInterval()</td> <td>取消由 setInterval() 设置的 timeout。</td> </tr> <tr> <td>clearTimeout()</td> <td>取消由 setTimeout() 方法设置的 timeout。</td> </tr> <tr> <td>close()</td> <td>关闭浏览器窗口。</td> </tr> <tr> <td>confirm()</td> <td>显示带有一段消息以及确认按钮和取消按钮的对话框。</td> </tr> <tr> <td>createPopup()</td> <td>创建一个 pop-up 窗口。</td> </tr> <tr> <td>focus()</td> <td>把键盘焦点给予一个窗口。</td> </tr> <tr> <td>moveBy()</td> <td>可相对窗口的当前坐标把它移动指定的像素。</td> </tr> <tr> <td>moveTo()</td> <td>把窗口的左上角移动到一个指定的坐标。</td> </tr> <tr> <td>open()</td> <td>打开一个新的浏览器窗口或查找一个已命名的窗口。</td> </tr> <tr> <td>print()</td> <td>打印当前窗口的内容。</td> </tr> <tr> <td>prompt()</td> <td>显示可提示用户输入的对话框。</td> </tr> <tr> <td>resizeBy()</td> <td>按照指定的像素调整窗口的大小。</td> </tr> <tr> <td>resizeTo()</td> <td>把窗口的大小调整到指定的宽度和高度。</td> </tr> <tr> <td>scroll()</td> <td></td> </tr> <tr> <td>scrollBy()</td> <td>按照指定的像素值来滚动内容。</td> </tr> <tr> <td>scrollTo()</td> <td>把内容滚动到指定的坐标。</td> </tr> <tr> <td>setInterval()</td> <td>按照指定的周期（以毫秒计）来调用函数或计算表达式。</td> </tr> <tr> <td>setTimeout()</td> <td>在指定的毫秒数后调用函数或计算表达式。</td> </tr> </tbody> </table> </div> </div> <div class="previous-next-links"> <div class="previous-design-link"> ← <a href="//m.sbmmt.com/jsref/event-ondblclick.html" rel="prev">ondblclick 事件</a> </div> <div class="next-design-link"> <a href="//m.sbmmt.com/jsref/obj-navigator.html" rel="next">Navigator 对象</a>→ </div> </div> </article> <div class="right-item phpcn-col-md2"> <ul> <li><h3>Tutorial Navigation</h3> <dl class="navigation"> <dd class="right-item-mouseover"> <a href="//m.sbmmt.com/course/list/1/type/3.html" target="_blank" title="Big front end">Big front end</a> <div class="phpcn-ps-a"> <a href="//m.sbmmt.com/course/list/1/type/3.html" title="HTML">HTML</a> <a 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