So the value set for the elementName is the corresponding column name from the first row of heading elements.

所以elementname的值集就是对应的来自第一行heading元素的列名。

youdao

So the value set for the elementName is the corresponding column name from the first row of heading elements.

所以elementname的值集就是对应的来自第一行heading元素的列名。

youdao