NextSibling using a Trap (DA) Well (Keng) _javascript technique in JavaScript

Today, when I wrote JS, I met a Trap (DA) Trap (Keng)

Questions about Html/xml Nodes

It is said that nextsibling in IE will not return text nodes, and Chrome or Firefox will return text nodes ...

This is a serious problem with my job.

Search on the Internet a lot of processing methods, are to JS add a variety of encapsulated functions ...

Then I found out there was a nextelementsibling method ...

This does not return text nodes, no matter what browsers ...

It's a big hole.

Similarly, there is a corresponding firstelementchild for fistchild. Other functions that select nodes should also have a corresponding element method, but have not yet tried ...

Then I suddenly found a fistchildelement () ... ⊙﹏⊙ b Khan, I guess this is C + + inside ...