变量obj仍然清空到console.log(obj)中,如何完成ahcer搜索并打印所有数据变量?

'showservices': function (req, res, next) {
            Service.find(...., function (err, services) {
                if (err) return next(err);
                var obj = [];
                _.each(services, function(s){
                    SaleDetail.find({id_service:s.id_service}, function (err, details){

                        var total = 0
                        var cont = 0
                        _.each(details, function(d){

                            total = total + parseFloat(d.fullPrice);
                            cont ++;

                        });
                        obj.push({
                            name: s.serviceName,
                            cant: cont,
                            total: total,

                        });
                         console.log(obj)
                    });

                });

                 console.log(obj)
            });
        },

最佳答案

请使用async

'showservices': function (req, res, next) {
    async.auto({
        services: function(callback){
            Service.find(....).exec(callback);
        },
        result: ['services', function(callback,results){
            var obj = [];
            async.each(results.services, function(s, innercb){
                SaleDetail.find({id_service:s.id_service}).exec(function(err, details){
                    var total = 0
                    var cont = 0
                    _.each(details, function(d){
                        total = total + parseFloat(d.fullPrice);
                        cont ++;
                    });
                    obj.push({
                        name: s.serviceName,
                        cant: cont,
                        total: total,
                    });
                    innercb();
                });
            }, function(err){
                callback(err, obj);
            });
        }],
    }, function(err,result){
        if (err) return next(err);
        console.log(result.result);
    });
},

关于javascript - 异步 Controller sails.js,我们在Stack Overflow上找到一个类似的问题:https://stackoverflow.com/questions/27823829/

10-11 09:26
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