c3 - JSON data with timeseries and date filter

Display only the first of the month

by Simon Price

HTML

<script src="https://rawgit.com/masayuki0812/c3/master/c3.js"></script>
<link rel="stylesheet" href="https://rawgit.com/masayuki0812/c3/master/c3.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js"></script>
<div id="chart"></div>

JavaScript

var d = new Array()


d.push({ Area: "Bretton", 
				 January: 77, 
         February: 12, 
         March: 55, 
         April: 34, 
         May: 24, 
         June: 46, 
         July: 1, 
         August: 32, 
         September: 55, 
         October: 24, 
         November: 57, 
         December: 24});
         
d.push({ Area: "DartFord", 
				 January: 21, 
         February: 14, 
         March: 23, 
         April: 43, 
         May: 22, 
         June: 55, 
         July: 21, 
         August: 38, 
         September: 45, 
         October: 11, 
         November: 63, 
         December: 23});
         
         var months = new Array();
        months.push("January");
        months.push("February");
        months.push("March");
        months.push("April");
        months.push("May");
        months.push("June");
        months.push("July");
        months.push("August");
        months.push("September");
        months.push("October");
        months.push("November");
        months.push("December");
         
console.log(d)

var chart = c3.generate({
    bindto: '#chart',
 data: {
                columns: [
                    [
                        d[0].Area,
                        d[0].January,
                        d[0].February,
                        d[0].March,
                        d[0].April,
                        d[0].May,
                        d[0].June,
                        d[0].July,
                        d[0].August,
                        d[0].September,
                        d[0].October,
                        d[0].November,
                        d[0].December
                    ],
                    [
                        d[1].Area,
                        d[1].January,
                        d[1].February,
                        d[1].March,
                        d[1].April,
                        d[1].May,
                        d[1].June,
                        d[1].July,
                     ...