test

app/Models/Student.php

@@ -174,7 +174,7 @@ class Student extends Model
         if(!empty($tmp)) {
             $res .= $tmp . '小时';
         }
-        $tmp = floor($diff_time / 3600);
+        $tmp = floor($diff_time / 60);
         $diff_time = $diff_time % 60;
         if(!empty($tmp)) {
             $res .= $tmp . '分钟';