导出的学生列表作品排序按作业发布时间升序排列

app/controllers/courses_controller.rb

@@ -334,7 +334,7 @@ class CoursesController < ApplicationController
 
   def export_course_member_excel
     @all_members = student_homework_score(0,0,0,"desc")
-    @homeworks = @course.homework_commons.order("created_at desc")
+    @homeworks = @course.homework_commons.order("created_at asc")
     filename="#{@course.teacher.lastname.to_s + @course.teacher.firstname.to_s }_#{@course.name}_#{@course.time.to_s + @course.term}#{l(:excel_member_list)}";
 
     respond_to do |format|