unique email address

[songlei]

Hi:
May I know how to make email address unique? I need the unique email address for each user. Same as user id. I cannot have lots of same email addresses.
Regards
Lei Song

[ga.n]

are you talking about members (i.e. frontend users) or users (i.e. backend users)?

[songlei]

Thanks, It is for registration form frontend.

[ga.n]

Thanks, It is for registration form frontend.

edit your system/config/dcaconfig.php file and add the following line:

$GLOBALS['TL_DCA']['tl_member']['fields']['email']['eval']['unique'] = true;

[songlei]

Thank you very much ga.n! I got it.