Unc*_*ror 20
唯一的区别是overflow: overlay
只有-Webkit浏览器支持,非标准化,并允许内容在滚动条下方扩展 - 而overflow: auto
不允许内容在滚动条下方延伸,如果它出现它将占用所需的空间并相应地(垂直或水平)移动内容.
p {
display: inline-block;
width: 12em;
height: 5em;
border: dotted;
}
p.overflow-auto { overflow: auto; /* append scrollbars if necessary and shift content accordingly to accommodate */ }
p.overflow-overlay { overflow: overlay; /* append scrollbars if necessary and overlay over/above content */ }
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<p class="overflow-auto">overflow: auto
Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium.</p>
<p class="overflow-overlay">overflow: overlay
Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium.</p>
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上面的代码段演示了如下差异:
p.overflow-auto { overflow: auto; /* append scrollbars if necessary and shift content accordingly to accommodate */ }
p.overflow-overlay { overflow: overlay; /* append scrollbars if necessary and overlay over/above content */ }
Run Code Online (Sandbox Code Playgroud)
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