样式优化

frontend/assets/js/history.js

@@ -243,6 +243,7 @@ async function exportHistoryRecords() {
             var csv = '\uFEFF';
             csv += '时间,学号,姓名,分数变动,原因,操作人\n';
             records.forEach(function(r) {
+                if (r.is_revoked == 1) return;
                 csv += (r.created_at || '') + ',' + (r.student_no || '') + ',' + (r.student_name || '') + ',' + (r.points_change > 0 ? '+' : '') + r.points_change + ',' + (r.reason || '').replace(/,/g, ';') + ',' + (r.recorder_name || '') + '\n';
             });