Forum PHP.pl

{
"2018-10-18":{
    "id":["1","2"],
    "id_sensor":["1","1"],
    "lat":["17.8267013",
    "17.8267013"],
    "lng":["51.700327",
    "51.700327"],
    "PM1":["11","11"],
    "PM2_5":["10","10"],
    "PM10":["1","1"],
    "temperature":["45","45"],
    "pressure":["1188","1188"],
    "date":["2018-10-18","2018-10-18"],
    "time":["11:00:00","11:00:00"]
},
"2018-11-04":{
    "id":["3","4"],
    "id_sensor":["1","1"],
    "lat":["17.8267013",
    "17.8267013"],
    "lng":["51.700327","51.700327"],
    "PM1":["11","11"],
    "PM2_5":["10","10"],
    "PM10":["1","1"],
    "temperature":["45","45"],
    "pressure":["1188","1188"],
    "date":["2018-11-04","2018-11-04"],
    "time":["11:00:00","11:00:00"]
}}

function get_story_data(){
        var day = [2];
        var data_table = [3];
        
        var begin_day = document.getElementById("date-begin-input").value;
        var end_day = document.getElementById("date-end-input").value;
        
    
        var url_data = "../api/get_story_data.php?begin_day=" + begin_day + "&end_day=" + end_day;
        
        $.ajax({
            url: url_data,
            complete: function (response) {
                
                var Data = [];
                var DataString = response.responseText;
                
                Data = JSON.parse(DataString);

                var name_day = Object.keys(Data);
                
                for (var i = 0; i < name_day.length; i++) {
                    for (let x=0; x<Data[name_day[i]].id.length; x++) {
                        var lng = Data[name_day[i]].lng[x];
                        var lat = Data[name_day[i]].lat[x];
                        var pm10 = Data[name_day[i]].PM10[x];
                        data_table[x] = [lng, lat, pm10];
                    }
                    day[i] = [name_day[i], data_table];
                }
                
            },
            
            error: function () {
                alert("blad");
            },
            
            timeout: 4000
        });
        
        return day;

    }
    
    day = get_story_data();