What is Regular Expression
for 16 digits virtual visa cards with dash.
For example :
1234-5678-9123-4567
What is Regular Expression
for 16 digits virtual visa cards with dash.
For example :
1234-5678-9123-4567
According to regular-expressions.info the Visa regex is
^4[0-9]{12}(?:[0-9]{3})?$
see the link for other card providers.
UPDATE
For the 16-character number with dashes:
^4[0-9]{3}(?:-[0-9]{4}){3}$