Happy to be proven wrong through a link into MDN but as far as I can tell AsSpan is not a String method in JS.
AsSpan
Are you sure you want to hide this comment? It will become hidden in your post, but will still be visible via the comment's permalink.
Hide child comments as well
Confirm
For further actions, you may consider blocking this person and/or reporting abuse
We're a place where coders share, stay up-to-date and grow their careers.
Happy to be proven wrong through a link into MDN but as far as I can tell
AsSpanis not a String method in JS.