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see if a field allready exists

Posted: Thu Jul 14, 2005 9:02 am
by adixtopix
okay, i am working with mysql now

my problem is this
a user makes an account on my site
i want to check if there is a user using that nickname allready


thencks guys

Posted: Thu Jul 14, 2005 9:07 am
by shiznatix

Code: Select all

$query = '
    select
      username
    from
      table_name
    where
      username = "$username"
';

$do_query = mysql_query($query) or die(mysql_error());

if (mysql_num_rows($do_query))
{
    die('username taken');
}
else
{
    //create user query
}