fmod 返回被除数（x）除以除数（y）所得的浮点数余数

application/index/service/RankingListService.php

@@ -221,7 +221,7 @@ class RankingListService
         //分组
         $total = count($resultArr);
         $total_page = floor($total / $crewNum_);
-        $residue = $total % $crewNum_;
+        $residue = fmod($total , $crewNum_);
         $full = $total_page * ($crewNumMax_ - $crewNum_);
         $x = $crewNum_;
         $y = $total_page;