質問編集履歴
1
対応策を追記しました。
test
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test
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@@ -111,3 +111,105 @@
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Chart.js 2.9.3
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Chrome 85.0.4183.102
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### 対応策
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```html
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<script>
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var ctx = document.getElementById('myChart').getContext('2d');
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var myRadarChart = new Chart(ctx, {
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type: 'radar',
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data: {
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labels: ['項目1', '項目2', '項目3', '項目4'],
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datasets: [{
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label: 'サンプル1',
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backgroundColor: 'rgba(255, 0, 0, 0.1)',
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borderColor: 'rgba(255, 0, 0, 0.3)',
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data: [6, 8, 3, 8],
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},
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{
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label: 'サンプル2',
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backgroundColor: 'rgba(0, 0, 255, 0.1)',
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borderColor: 'rgba(0, 0, 255, 0.3)',
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data: [8, 4, 2, 4],
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}]
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},
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options: {
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responsive: false,
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scale: {
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angleLines: {
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display: true,
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},
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ticks: {
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suggestedMin:0,
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suggestedMax: 10
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}
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},
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tooltips : {
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callbacks: {
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title: function (tooltipItem, data){
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const idx = tooltipItem[0].index;
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const title = data.labels[idx];
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return title;
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},
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label: function (tooltipItem, data){
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const idx = tooltipItem.datasetIndex;
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const label = data.datasets[idx].label;
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return label + ':' + tooltipItem.value;
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}
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}
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}
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}
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});
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</script>
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```
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