ReferenceError:未定义错误
ReferenceError: error is not defined
ReferenceError:代码中未定义错误:
app.post('/register', function(req, res) {
var hash = bcrypt.hashSync(req.body.password, bcrypt.genSaltSync(10));
var user = new User({
firstName: req.body.firstName,
lastName: req.body.lastName,
email: req.body.email,
password: hash,
});
user.save(function(err) {
if (err) {
var err = 'Something bad happened, try again!';
if(err.code === 11000) {
error = 'That email is already taken, try another.';
}
res.render('register.jade', { error: error });
} else {
res.redirect('/dashboard');
}
});
});
具体来说,我认为错误就在这一行:
res.render('register.jade', { error: error });
有人能告诉我怎么解决这个问题吗。当我输入时,我以为我定义了它
if(err.code === 11000) {
error = 'That email is already taken, try another.';
}
我收到的错误是:
/Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/mongodb/node_modules/mongodb-core/lib/topologies/server.js:779
catch(err) { process.nextTick(function() { throw err}); }
^
ReferenceError: error is not defined
at /Users/darceymckelvey/Documents/auth/app.js:57:44
at /Users/darceymckelvey/Documents/auth/node_modules/mongoose/lib/document.js:1747:19
at handleError (/Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/hooks-fixed/hooks.js:40:22)
at next_ (/Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/hooks-fixed/hooks.js:75:26)
at fnWrapper (/Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/hooks-fixed/hooks.js:186:18)
at /Users/darceymckelvey/Documents/auth/node_modules/mongoose/lib/model.js:290:15
at /Users/darceymckelvey/Documents/auth/node_modules/mongoose/lib/model.js:191:14
at /Users/darceymckelvey/Documents/auth/node_modules/mongoose/lib/model.js:135:9
at /Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/mongodb/lib/collection.js:484:20
at /Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/mongodb/lib/collection.js:597:14
at /Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/mongodb/lib/bulk/unordered.js:469:9
at resultHandler (/Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/mongodb/lib/bulk/unordered.js:416:5)
at /Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/mongodb/node_modules/mongodb-core/lib/topologies/server.js:778:13
at Callbacks.emit (/Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/mongodb/node_modules/mongodb-core/lib/topologies/server.js:95:3)
at null.messageHandler (/Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/mongodb/node_modules/mongodb-core/lib/topologies/server.js:249:23)
at Socket.<anonymous> (/Users/darceymckelvey/Documents/auth/node_modules/mongoose/node_modules/mongodb/node_modules/mongodb-core/lib/connection/connection.js:262:22)
对不起-只需重读您的问题/代码-这是一个范围界定问题:
user.save(function(err) {
if (err) {
var error = 'Something bad happened, try again!';
if(err.code === 11000) {
error = 'That email is already taken, try another.';
}
res.render('register.jade', { error: error });
相关文章:
- webRTC错误未定义配置
- gmaps4rails 2.4.6未捕获引用错误:未定义Gmaps
- 未捕获引用错误:未定义validateform
- 为什么我会出现此错误"未捕获引用错误:未定义标题;
- Sitecore”;未捕获引用错误:未定义MultilistWithSearch;
- Wordpress:未捕获引用错误:未定义速度
- Node.js引用错误:未定义类名
- Replace()产生“;未捕获的类型错误:未定义的不是函数“;当与零一起使用时
- 错误-未定义easeInBounce
- 未捕获的引用错误:未定义<映射键>
- 未捕获的类型错误:未定义不是上的函数.GetElementByID
- Javascript错误:未捕获引用错误:未定义编辑
- javascript onchange取消绑定错误|未定义
- requirejs优化器错误:未定义窗口
- 未捕获引用错误:未定义PrintThisPage
- JSHint 错误:未定义我的应用程序 (W117)
- 当我编写脚本时,它显示引用错误:未定义宽度
- socket.io - 引用错误:未定义 io
- 反应.js:未捕获类型错误:未定义不是一个函数
- 出现“未捕获的类型错误:未定义不是函数”控制台错误