Regular Expression for number and special characters

Question

I have the following regex

^\d+(\,\.\d+)?$

I am trying to match the following

1. 23
2. 23.45
3. 1,156
4. 12,523
5. 1.24
6. 1.1

my expression does not work and I am looking for suggestions. Thank you!

Answer 1

^\d+([,.]\d+)?$

You had a sequence of comma and period, not a group.