Like mongodb

Mongodb find like

db.users.find({"name": /.*m.*/});

db.users.find({"name": /m/});

Items.find({"description": {$regex: ".*" + variable + ".*"}}).fetch();

Source: stackoverflow.com

Like mongodb

db.collection.find( { "url": { "$regex": ".*a.*"} } );

Source: stackoverflow.com

Like in mongodb

db.users.find({"name": /m/})

Source: stackoverflow.com

How to query mongodb with like

db.users.find({"name": /m/})
or
db.users.find({"name": /.*m.*/})

You're looking for something that contains "m" somewhere
(SQL's '%' operator is equivalent to Regexp's '.*'), 
not something that has "m" anchored to the beginning of the string.

Like in mongodb

db.users.find({"name": /.*m.*/})

Source: stackoverflow.com

Like operator mangodb

let like = req.body.like;
// if request is a like
if (like) {
    Card.update({
        '_id': mongoose.Types.ObjectId(card_id),
        'likedBy': { '$ne': mongoose.Types.ObjectId(user_id) }
    }, {
        '$inc': { 'likes': 1 },
        '$push': { 'likedBy': mongoose.Types.ObjectId(user_id) }
    }, function(err) {
        if (err) {
          console.log(err);
           return res.json({
            'state': false,
            'msg': err
           })
        }

        return res.json({
            'state': true,
            'msg': 'Liked',
        })
    })
} else if (!like) { // if request is dislike
    Card.update({
        '_id': mongoose.Types.ObjectId(card_id),
        'likedBy': mongoose.Types.ObjectId(user_id) 
    }, {
        '$inc': { 'likes': -1 },
        '$pull': { 'likedBy': mongoose.Types.ObjectId(user_id) }
    }, function(err,) {
        if (err) {
           console.log(err);
           return res.json({
            'state': false,
            'msg': err
           })
        }

        return res.json({
            'state': true,
            'msg': 'Disliked',
        })
    })
}

Source: stackoverflow.com

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