javascript

[Javascript] Chart.js 산점도 그래프 그리기

http://portfolio.wonpaper.net 2024. 6. 27. 04:26

 

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Point Only Chart</title>
    <!-- Chart.js 라이브러리 추가 -->
    <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
</head>
<body>
    <canvas id="myChart" width="400" height="400"></canvas>
 
    <script>
        // 데이터
        const data = {
            labels: ['January', 'February', 'March', 'April', 'May'],
            datasets: [{
                label: 'Data',
                data: [10, 20, 15, 25, 30],
                // 선 그래프를 그리지 않음
                fill: false,
                // 포인트 스타일 설정
                pointBackgroundColor: 'blue', // 포인트 색상
                pointBorderColor: 'blue', // 포인트 테두리 색상
                pointRadius: 5, // 포인트 반지름
                pointHoverRadius: 7, // 호버 시 포인트 반지름,
                borderWidth: 0,
                pointRadius: 8, // 포인트 반지름을 더 크게 설정
            }]
        };
 
        // 차트 생성
        const ctx = document.getElementById('myChart').getContext('2d');
        const myChart = new Chart(ctx, {
            type: 'line', // 선 그래프
            data: data,
            options: {
                scales: {
                    yAxes: [{
                        ticks: {
                            beginAtZero: true
                        }
                    }]
                }
            }
        });
    </script>
</body>
</html>
 cs