如下是我的提交數據(json):{"form_1":[{"resultName":"","level":"","unitOrder":"","winner":"","winnerOrder":"","date":"1","score":""}], "form_2":[{"resultName":"","level":"","unitOrder":"","winner":"","winnerOrder":"","date":"1","score":""}], "form_3":[{"resultName":"","level":"","unitOrder":"","winner":"","winnerOrder":"","date":"1","score":""}] }然后express下獲取req.body打印:console.log(req.body)報錯：TypeError: Cannot convert object to primitive value請問這種情況怎么回事呢？我要如何正確獲取傳過來的數據