php function

Original - php Code // Validate Email Address String - FOR VALID EMAIL DOMAINS $found=false; if ($EmailArray!="") { for ($ct=0;$ct<=sizeof($EmailArray)-1;$ct++) { if (eregi($EmailArray[$ct], $email)) { $ct=sizeof($EmailArray); $found=true; } else { $found=false; } } } else { $found = true; } if (!$found) { print "<p><font size="3" face="Verdana, Arial" color="#FF0000"><b>Email address does not belong to the list of allowable email domains!</b></font></p>"; exit; } // Make sure username does not yet exist in the db if ($UsernameExist>0) { print "<p><font size="3" face="Verdana, Arial" color="#FF0000"><b>Username already exists in the database!</b></font></p>"; exit; } // Make sure email address does not yet exist in the db if ($EmailExist>0) { print "<p><font size="3" face="Verdana, Arial" color="#FF0000"><b>Email address already exists in the database!</b></font></p>"; exit; }

// Validate Email Address String - FOR VALID EMAIL DOMAINS
    $found=false;
    if ($EmailArray!="")
    {
        for ($ct=0;$ct<=sizeof($EmailArray)-1;$ct++)
        {
            if (eregi($EmailArray[$ct], $email))
            {
                $ct=sizeof($EmailArray);
                $found=true;
            }
            else
            {
                $found=false;
            }
        }
    }
    else
    {
        $found = true;
    }
    if (!$found)
    {
        print "<p><font size="3" face="Verdana, Arial" color="#FF0000"><b>Email address does not belong to the list of allowable email domains!</b></font></p>";
        exit;
    }
 
    // Make sure username does not yet exist in the db
    if ($UsernameExist>0)
    {
        print "<p><font size="3" face="Verdana, Arial" color="#FF0000"><b>Username already exists in the database!</b></font></p>";
        exit;
    }
    
    // Make sure email address does not yet exist in the db
    if ($EmailExist>0)
    {
        print "<p><font size="3" face="Verdana, Arial" color="#FF0000"><b>Email address already exists in the database!</b></font></p>";
        exit;
    }