CSS参考手册
Miscellaneous Level 2
标题端 | caption-side
caption-side
该caption-side
CSS属性,将一个表的内容<caption>
在指定的一面。这些值是相对于writing-mode
表的。
/* Directional values */
caption-side: top;
caption-side: bottom;
/* Warning: non-standard values */
caption-side: left;
caption-side: right;
caption-side: top-outside;
caption-side: bottom-outside;
/* Global values */
caption-side: inherit;
caption-side: initial;
caption-side: unset;
Initial value |
top |
---|---|
应用对象 |
table-caption elements |
是否可继承 |
yes |
媒体 |
visual |
计算值 |
as specified |
动画类型 |
discrete |
规范顺序 |
the unique non-ambiguous order defined by the formal grammar |
语法
值
top
标题框应放置在表的上方。bottom
标题框应放置在表下面。left
标题框应放置在表的左侧。
注:这个值是为CSS 2提出的,但从最终的CSS 2.1规范中删除。这是不标准的。
right
标题框应放置在表的右侧。
注:这个值是为CSS 2提出的,但从最终的CSS 2.1规范中删除。这是不标准的。
top-outside
标题框应位于表格上方,而宽度和水平对齐行为不会绑定到表格的水平布局。
注:css 2.1规范注意到css 2规范描述了top
值,该值将由该值在未来的规范中重新引入。
bottom-outside
标题框应位于表格下方,而宽度和水平对齐行为不会绑定到表格的水平布局。
注:css 2.1规范注意到css 2规范描述了bottom
值,该值将由该值在未来的规范中重新引入。
inherit
caption-side
必须使用在父元素上定义的值。
形式语法
top | bottom | block-start | block-end | inline-start | inline-end
例
HTML
<table class="top">
<caption>Caption ABOVE the table</caption>
<tr>
<td>Some data</td>
<td>Some more data</td>
</tr>
</table>
<br>
<table class="bottom">
<caption>Caption BELOW the table</caption>
<tr>
<td>Some data</td>
<td>Some more data</td>
</tr>
</table>
CSS
.top caption {
caption-side: top;
}
.bottom caption {
caption-side: bottom;
}
table {
border: 1px solid red;
}
td {
border: 1px solid blue;
}
结果
规范
Specification |
Status |
Comment |
---|---|---|
CSS Logical Properties Level 1The definition of 'caption-side' in that specification. |
Editor's Draft |
Defines the top and bottom values as relative to the writing-mode value. |
CSS Level 2 (Revision 1)The definition of 'caption-side' in that specification. |
Recommendation |
Initial definition. |
浏览器兼容性
Feature |
Chrome |
Edge |
Firefox |
Internet Explorer |
Opera |
Safari |
---|---|---|---|---|---|---|
Basic support |
1.0 |
(Yes) |
1.0 |
8.0 |
4.0 |
1.0 |
left, right, top-outside and bottom-outside |
No support |
No support |
(Yes) |
No support |
No support |
No support |
top and bottom are relative to the writing-mode value |
No support |
No support |
42 (42) |
No support |
No support |
No support |
Feature |
Android |
Edge |
Firefox Mobile (Gecko) |
IE Phone |
Opera Mobile |
Safari Mobile |
---|---|---|---|---|---|---|
Basic support |
(Yes) |
(Yes) |
? |
? |
? |
(Yes) |
left, right, top-outside and bottom-outside |
No support |
No support |
? |
No support |
No support |
No support |
top and bottom are relative to the writing-mode value |
No support |
No support |
42.0 (42) |
No support |
No support |
No support |
Miscellaneous Level 2相关

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