What regex can I use to validate a number between 0 and 255?

Question

I want to validate number in range of 0-255

I have this expression

\'/^([0-1]?[0-9]?[0-9])|([2][0-4][0-9])|(25[0-5])$/\'

But this a

Answer 1

I know this has been answered, but I needed a similar regex for page routing; except for the range of 1-66. This worked well: /^(?!67|68|69)[1-6][0-9]|[1-9]$/