备用贴

function delete($catids) {

if(is_array($catids)) {

foreach($catids as $catid) {
if(isset($this->category[$catid])) {
$arrchildid = $this->category[$catid]['arrchildid'];
if($arrchildid){
$this->db->query("DELETE FROM {$this->table} WHERE catid IN ($arrchildid)");
}else{
$this->db->query("DELETE FROM {$this->table} WHERE catid=$catid");
}
}
}
} else {
$catid = $catids;
if(isset($this->category[$catid])) {
$arrchildid = $this->category[$catid]['arrchildid'];
if($arrchildid){
$this->db->query("DELETE FROM {$this->table} WHERE catid IN ($arrchildid)");
}else{
$this->db->query("DELETE FROM {$this->table} WHERE catid=$catid");
}
}
}
$this->cache();
return true;
}