Regex failed to work in form/KoBo converting comma into space

[Kal_Lam]

@mkmortera, maybe you could do it as outlined in the image shared below using this regex code regex(., ‘^([\W\d\D]+[@][\D]+[.][\D]{3}[.][\D]{2})+$’):

In the survey tab of your xlsform:

Data as seen in the server:

Data as seen when downloading in XLS format:

Reference xlsform:

Email Regex.xlsx (8.6 KB)