gistfile1.php

database
------------------
table:project
id;name;classid
451;小明;2
533;小黃;2
388;小宝;3

table:class
id;name
1;高级
2;中级
3;低级
-----------------
<?php
$projects=ORM::for_table('project')->find_many();
$classs=ORM::for_table('class')->find_many();
foreach($projects as $project){
  echo $project->url;
  echo $project->name;
  foreach($classs as $class){
    if($project->classid==$classs->id){
      echo $classs->name;
      break;
    }
  }
}
?>