Regex pattern that matches any number include 1-9 except 2

Question

I need a regular expression pattern that matches any number including 1-9 numbers except 2?

My attempt:

([1-9][^2])

But this doesn\'t w

Answer 1

Another way to do it:

/[^\D2]/

Which means, not a non-digit or 2.

Answer 2

You can match the range of numbers before and after two with [0-13-9], like this:

"4526".match(/[0-13-9]+/)
["45"]
"029".match(/[0-13-9]+/)
["0"]
"09218".match(/[0-13-9]+/)
["09"]

Answer 3

This RegExp works: /([013-9])/

Answer 4

Or this is also the correct answer.

/(?!2)\d/