如何从集合中获取对象？
如何从集合中获取对象？
提问于 2018-07-21 21:39:14
我有一个包含很少对象的集合
但是当我写的时候
db.collection("girlTypes").find()我发现了错误
TypeError: Converting circular structure to JSON
at JSON.stringify (<anonymous>)
at stringify (C:\rater\rater\server\node_modules\express\lib\response.js:1119:12)
at ServerResponse.json (C:\rater\rater\server\node_modules\express\lib\response.js:260:14)
at ServerResponse.send (C:\rater\rater\server\node_modules\express\lib\response.js:158:21)
at app.get (C:\rater\rater\server\src\app.js:265:17)
at Layer.handle [as handle_request] (C:\rater\rater\server\node_modules\express\lib\router\layer.js:95:5)
at next (C:\rater\rater\server\node_modules\express\lib\router\route.js:137:13)
at complete (C:\rater\rater\server\node_modules\passport\lib\middleware\authenticate.js:263:13)
at C:\rater\rater\server\node_modules\passport\lib\middleware\authenticate.js:270:15
at pass (C:\rater\rater\server\node_modules\passport\lib\authenticator.js:431:14)
at Authenticator.transformAuthInfo (C:\rater\rater\server\node_modules\passport\lib\authenticator.js:453:5)
at C:\rater\rater\server\node_modules\passport\lib\middleware\authenticate.js:267:22
at C:\rater\rater\server\node_modules\passport\lib\http\request.js:52:7
at C:\rater\rater\server\node_modules\passport\lib\sessionmanager.js:26:5
at pass (C:\rater\rater\server\node_modules\passport\lib\authenticator.js:277:43)
at serialized (C:\rater\rater\server\node_modules\passport\lib\authenticator.js:286:7)和get游标
在教程中，所有的作者都说这个命令应该返回我错过的对象列表？也许是一些模块？因为当我使用
模型的
查找命令一切正常。
回答 1
Stack Overflow用户
发布于 2018-07-22 03:02:49
如果找到答案
db.collection("girlTypes").find({}).toArray(function(error, girlType) 页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接：
https://stackoverflow.com/questions/51456634
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