console
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>ECharts 动态更新示例</title>
</head>
<body>
<div id="main" style="width: 600px;height:400px;"></div>
<button id="update">更新数据</button>
<script>
var myChart = echarts.init(document.getElementById('main'));
var data = [120, 132, 101, 134, 90, 230, 210];
var option = {
title: {
text: '动态更新折线图'
},
tooltip: {},
xAxis: {
data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
},
yAxis: {},
series: [{
name: '销量',
type: 'line',
data: data
}]
};
myChart.setOption(option);
document.getElementById('update').onclick = function () {
var newData = [220, 182, 191, 234, 290, 330, 310];
myChart.setOption({
series: [{
data: newData
}]
});
};
</script>
</body>
</html>