Simple question?

Cade_Feng · September 7th, 2010, 09:20 PM

Hi,Everybody.
I met a little question.I'm try,but I don't know how to figure it out.

Question describing
[0-9]?[0-9]?[0-9]?

Could I make them simple?
Just like [0-9] equal \d

Old Pedant · September 7th, 2010, 10:14 PM

Why didn't you simply TRY it instead of waiting for an answer??

Yes.

Or you could do

Code:

     \d{0,3}

Cade_Feng · September 8th, 2010, 09:01 PM

Thanks,I totally forgot it. Thanks for your reminding.

ciderpunx · October 18th, 2012, 07:14 PM

Quote:

Originally Posted by Cade_Feng

Hi,Everybody.
I met a little question.I'm try,but I don't know how to figure it out.

Question describing
[0-9]?[0-9]?[0-9]?

Could I make them simple?
Just like [0-9] equal \d

3 optional digits