未捕获错误:google.charts.load()不能多次调用 [英] Uncaught Error: google.charts.load() cannot be called more than once
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问题描述
我想在每个按钮点击事件上加载多个图表。我使用下面的谷歌代码
I want to load multiple charts on every button click event.I have used below google code
<script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
<script type="text/javascript>
google.charts.load('current', { 'packages': ['corechart'] });
google.charts.setOnLoadCallback(drawChart);
function drawChart() {
var data = google.visualization.arrayToDataTable([
['Year', 'Sales', 'Expenses'],
['2013', 1000, 400],
['2014', 1170, 460],
['2015', 660, 1120],
['2016', 1030, 540]
]);
var options = {
title: 'Company Performance',
hAxis: { title: 'Year', titleTextStyle: { color: '#333' } },
vAxis: { minValue: 0 }
};
var chart = new google.visualization.AreaChart(document.getElementById('chart_div'));
chart.draw(data, options);
}
</script>
但是单击按钮后,它会创建第一个图形,但在其他按钮上单击同一页面时,另一个图形不会创建。
如果有人有解决方案,请帮助。
but after clicking button it create 1st graph but on other button click in same page another graph is not creating.
If anyone have solution please help.
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