adoptNode 和 importNode 的区别

Differences between adoptNode and importNode

JavaScript 中文档对象的 importNodeadoptNode 有什么区别?

您可以将 adoptNode 视为 "move",将 importNode 视为 "copy"。

w3schools adoptNode()参考:

Note: The original node (and its child nodes, if any) is removed from the other document.

w3schools importNode()参考:

Note: The original node is not removed from the other document. The imported node is a copy of the original.

注意importNode()中的deep参数。