$config['engine']['permitted_uri_chars'] = "a-z 0-9~%.:_\-'+\\[\\]";
function nickname($str)
{
$a = explode(' ', $str);
$error = 0;
foreach($a as $b)
if(!preg_match("/^[a-zA-Z]{3}+(([\'\-][a-zA-Z]{2})?[a-zA-Z]*)*$/", $b))
$error++;
return $error ? FALSE : TRUE;
}
function nickname($str)
{
$a = explode(' ', $str);
$error = 0;
foreach($a as $b)
if(!preg_match("/^[a-zA-Z]{3}+(([\-][a-zA-Z]{2})?[a-zA-Z]*)*$/", $b))
$error++;
return $error ? FALSE : TRUE;
}