How to match all characters after nth character with regex in JavaScript?

Question

I want to match all characters after 8th character. And not include first 8!

I need exactly a regular expression cause a framework (Ace.js) requires a regexp, not

Answer 1

(?<=^.{8}).* 

will match everything after the 7th position. Matches 89 in 0123456789

or IJKLM in ABCDEFGHIJKLM

etc