select `ID` from `z_web_mod_keyword` where `class` in ('article') and `word` in ('狱中') and `state`='1' order by `CID` descArray ( [0] => Array ( [ID] => 63174 [DID] => 15 [CID] => 2491 [class] => article [word] => 狱中 [state] => 1 ) [1] => Array ( [ID] => 60444 [DID] => 15 [CID] => 2222 [class] => article [word] => 狱中 [state] => 1 ) [2] => Array ( [ID] => 56840 [DID] => 7 [CID] => 1898 [class] => article [word] => 狱中 [state] => 1 ) [3] => Array ( [ID] => 41643 [DID] => 15 [CID] => 1784 [class] => article [word] => 狱中 [state] => 1 ) [4] => Array ( [ID] => 46159 [DID] => 10 [CID] => 1436 [class] => article [word] => 狱中 [state] => 1 ) ) 1