Lietotāju pārbaude

[ziedinjsh]

$existing_users=array('roshan','mike','jason'); 
$user_name=$_POST['user_name'];
if (in_array($user_name, $existing_users)) {
echo "no";
} else{
echo "yes";
}

 

Kā šo var uztaisīt lai lasa no datubāzes?

Edited January 30, 2011 by ziedinjsh

[mickys]

$result=mysql_query("SELECT `vards` FROM `useri`");
while($row=mysql_fetch_array($result))
$existing_users[]=$row['vards'];