Variables
Const displayName
displayName: null | string = displayNameElement ? displayNameElement.getAttribute('data-user-displayname') : null
Const displayNameElement
displayNameElement: HTMLHeadElement = document.getElementsByTagName('head')[0]
Const uid
uid: null | string = uidElement ? uidElement.getAttribute('data-user') : null
Const uidElement
uidElement: HTMLHeadElement = document.getElementsByTagName('head')[0]