排除为空的车次

application/third_party/train/models/BIZ_intel_train_model.php

@@ -90,6 +90,8 @@ class BIZ_intel_train_model extends CI_Model {
 						trainlist
 					ON
 						s_code = trainFromCode
+				 WHERE 
+						trainFrom != 'NULL'
 				";
 		$query = $this->HT->query($sql);
 	    return $query->result();