colspan
- 网络跨列;合并列;合并单元格
colspan-
There are three HTML attributes you need to handle : colspan , rowspan , and align .
有三种HTML属性需要处理：colspan、rowspan和align。
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The colspan and rowspan attributes map directly to the XSL-FO number-columns-spanned and number-rows-spanned attributes , so they aren 't difficult to handle .
colspan和rowspan属性直接映射成XSL-FOnumber-columns-spanned和number-rows-spanned属性，因此处理它们并不困难。