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                ??碼云GVP開源項目 12k star Uniapp+ElementUI 功能強大 支持多語言、二開方便! 廣告
                # overflow **版本:CSS3** 繼承性:無 ### 語法: **overflow** : visible | auto | hidden | scroll 相關屬性:[overflow-x](#) , [overflow-y](#) ### 取值: visible:不剪切內容也不添加滾動條。假如顯式聲明此默認值,對象將被剪切為包含對象的window或frame的大小。并且clip屬性設置將失效auto:此為body對象和textarea的默認值。在需要時剪切內容并添加滾動條hidden:不顯示超過對象尺寸的內容scroll:總是顯示滾動條 ### 說明: 1. 檢索或設置當對象的內容超過其指定高度及寬度時如何管理內容。 1. 設置textarea對象為hidden值將隱藏其滾動條。 1. 對于table來說,假如table-layout屬性設置為fixed,則td對象支持帶有默認值為hidden的overflow屬性。如果設為hidden,scroll或者auto,那么超出td尺寸的內容將被剪切。如果設為visible,將導致額外的文本溢出到右邊或左邊(視direction屬性設置而定)的單元格。 1. 自IE5開始,此屬性在MAC平臺上可用。 ### 兼容性: <table><thead><tr><th class="type">類型</th> <th class="type_ie"><img src="https://box.kancloud.cn/2015-09-02_55e5d38935ddb.png" alt="IE" />Internet Explorer</th> <th class="type_firefox"><img src="https://box.kancloud.cn/2015-09-02_55e5d38940054.png" alt="Firefox" />Firefox</th> <th class="type_chrome"><img src="https://box.kancloud.cn/2015-09-02_55e5d38947537.png" alt="Chrome" />Chrome</th> <th class="type_opera"><img src="https://box.kancloud.cn/2015-09-02_55e5d3894e961.png" alt="Opera" />Opera</th> <th class="type_safari"><img src="https://box.kancloud.cn/2015-09-02_55e5d3895fffc.png" alt="Safari" />Safari</th> </tr></thead><tbody><tr><td rowspan="4" class="version">版本</td> <td class="support yes"><span>(√)</span>IE6</td> <td class="support yes"><span>(√)</span>Firefox 2.0</td> <td class="support yes"><span>(√)</span>Chrome 1.0.x</td> <td class="support yes"><span>(√)</span>Opera 9.63</td> <td class="support yes"><span>(√)</span>Safari 3.1</td> </tr><tr><td class="support yes"><span>(√)</span>IE7</td> <td class="support yes"><span>(√)</span>Firefox 3.0</td> <td class="support yes"><span>(√)</span>Chrome 2.0.x</td> <td></td> <td class="support yes"><span>(√)</span>Safari 4</td> </tr><tr><td class="support yes"><span>(√)</span>IE8</td> <td class="support yes"><span>(√)</span>Firefox 3.5</td> <td></td> <td></td> <td></td> </tr><tr><td></td> <td></td> <td></td> <td></td> <td></td> </tr></tbody></table> ### 示例: ![](https://box.kancloud.cn/2015-09-02_55e5d38969f89.png) <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><meta http-equiv="Content-Language" content="utf-8" /><meta name="robots" content="all" /><meta name="author" content="Tencent-ISRD" /><meta name="Copyright" content="Tencent" /><title>overflow</title></head><body><style type="text/css"> .test_demo {overflow: scroll; height: 120px; width: 120px; background:#CCCCCC;}</style><div class="test_demo"> 總是顯示滾動條</div></body></html> 復制代碼 Copyright ? 2009 [Tencent ISD webteam](http://webteam.tencent.com/). All Rights Reserved ### 快速跳轉 - [語法](# "跳轉到“語法”") - [取值](# "跳轉到“取值”") - [說明](# "跳轉到“說明”") - [兼容性](# "跳轉到“兼容性”") - [示例](# "跳轉到“示例”")
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