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我一直在努力的簡單重複的電子郵件提交,那就是:簡單的電子郵件重複提交Node.js加載
var filter = function (o) { // o.email query - already submitted query [email protected]
return o.email === email; // passing [email protected] or [email protected]
};
db.one(filter, function(email) { // function not picking up callback
if (email == null) { //same - callback returns null
error.add('duplicate');
self.json(error);
return;
}
/....other code .../
});
我怎麼能拿回調的結果呢?
文檔:https://github.com/petersirka/nosql –