miss grade

app/Http/Controllers/Api/V1/HomeController.php

@@ -470,9 +470,9 @@ class HomeController extends Controller
 
 
             if ($province == "全部省份") {
-                $major = MajorInfoModel::where('year', $year)->where('batch', $batch)->where('class', $class)->where('batch_grade', "<=", "$grade - miss_grade")->paginate(10);
+                $major = MajorInfoModel::where('year', $year)->where('batch', $batch)->where('class', $class)->where('batch_grade', "<=", '$grade - miss_grade')->paginate(10);
             } else {
-                $major = MajorInfoModel::where('year', $year)->where('batch', $batch)->where('class', $class)->where('province', 'like', '%' . $province . '%')->where('batch_grade', "<=", "$grade - miss_grade")->paginate(10);
+                $major = MajorInfoModel::where('year', $year)->where('batch', $batch)->where('class', $class)->where('province', 'like', '%' . $province . '%')->where('batch_grade', "<=", '$grade  - miss_grade')->paginate(10);
             }
 
             $count = count($major);