Re: about a regex

I queried the doc and found this is what I wanted.
[^a-zA-Z0-9]

Thank you.

On Sat, Jan 1, 2022 at 12:38 PM Adam Hopkins <[email protected]>
wrote:

> If you add an underscore (the equivalent of \w): [a-zA-Z0-9*_*]
>
> Then \W is the opposite.
>
>
> If you wanted to not match [a-zA-Z0-9]
>
> You could do
>
> $string !~ m/[a-zA-Z0-9]/
>
>
> On Fri, Dec 31, 2021 at 10:23 PM Piper H <[email protected]> wrote:
>
>> Hello
>>
>> I know [a-zA-Z0-9] means words and numbers.
>> But what's the reverse of this regex?
>>
>> Thank you.
>>
>