public function editVacancy($classDetailId) { if ($classDetailId == null) { return; } //inst_Id $tId = session('instId'); $class = new \Home\Model\ClassModel(); $students = $class->showStudentsFromClassDetail((int) $classDetailId, $tId); $classInfo = $class->showClassDetail((int) $classDetailId, $tId); $this->assign("stduents", $students); $this->assign("classInfo", $classInfo); layout(true); $this->display(); }