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구글 차트를 이용해 웹페이지에 그래프(Dual-Y Chart)를 그려보자.

 

서버가 필요하다면 아래 링크를 참고해 서버를 만든다.

2021.08.25 - [Linux] - Linux(Ubuntu) Build Your Own Web Server - 리눅스(우분투)로 웹서버 만들기

 

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<html>
<head>
    <script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
    <script type="text/javascript">
        google.charts.load('current', { packages: ['corechart''line'] });
        google.charts.setOnLoadCallback(drawChart);
 
        function drawChart() {
            var data = new google.visualization.DataTable();
            data.addColumn('datetime''Time');
            data.addColumn('number''Temperature');
            data.addColumn('number''Humid');
 
            data.addRows([
                // 00: 1월, 01: 2월, 02: 3월...
                [new Date(202203011130), 2570],
                [new Date(202203021130), 2672],
                [new Date(202203031130), 2775],
                [new Date(202203041130), 2977],
                [new Date(202203051130), 2474],
                [new Date(202203061130), 2671],
                [new Date(202203071130), 2974],
                [new Date(202203081130), 3172],
                [new Date(202203091130), 3369],
                [new Date(202203101130), 2975],
                [new Date(202203111130), 3272],
                [new Date(202203121130), 3171]
            ]);
 
            var options = {
                title: 'Temperaure & Humid',
                hAxis: {
                    title: 'Time'
                },
                series: {
                    0: { targetAxisIndex: 0 },
                    1: { targetAxisIndex: 1 }
                },
                vAxes: {
                    0: {
                        title: 'Temperature',
                        viewWindow: { min: -30, max: 50 }
                    },
                    1: {
                        title: 'Humid',
                        viewWindow: { min: 30, max: 100 }
                    }
                }
                //,
                //curveType: 'function',
                //legend: { position: 'bottom' }
            };
 
            var chart = new google.visualization.LineChart(document.getElementById('chart_div'));
            chart.draw(data, options);
        }
    </script>
</head>
<body>
    <div id="chart_div" style="width: 900px; height: 500px"></div>
</body>
</html>
 

 

HTML소스를 입력하고 저장한다.

 

인터넷 브라우저로 열어보면 그래프가 나타난다.

 

※ 참고

Google Charts

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Posted by J-sean
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