🔰.tagName vs .nodeName
#document-fragment
object | nodeName | tagName | localName | toString() |
<B> | B | B | b | HTMLElement |
<div> | DIV | DIV | div | HTMLDivElement |
shadow root | #document-fragment | ❌ | ❌ | ShadowRoot |
<custom-element> | CUSTOM-ELEMENT | CUSTOM-ELEMENT | custom-element | HTMLElement |
<body> | BODY | BODY | body | HTMLBodyElement |
<html> | HTML | HTML | html | HTMLHtmlElement |
document | #document | ❌ | ❌ | HTMLDocument |
window | ❌ | ❌ | ❌ | Window |
❌ means "undefined"
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