custom dashlet echarts #117
Description
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
</head>
<body>
<div id="main" style="width: 600px;height:400px;"></div>
<!-- 引入 ECharts 文件 -->
<script type="text/javascript">
$.getScript("https://cdn.bootcdn.net/ajax/libs/echarts/5.0.0-alpha.2/echarts.common.min.js");
</script>
<script type="text/javascript">
function EchartDraw() {
// 基于准备好的dom，初始化echarts实例
var myChart = echarts.init(document.getElementById('main'));
// 指定图表的配置项和数据
var option = {
title: {
text: 'ECharts 入门示例'
},
tooltip: {},
legend: {
data:['销量']
},
xAxis: {
data: ["衬衫","羊毛衫","雪纺衫","裤子","高跟鞋","袜子"]
},
yAxis: {},
series: [{
name: '销量',
type: 'bar',
data: [5, 20, 36, 10, 10, 20]
}]
};
// 使用刚指定的配置项和数据显示图表。
myChart.setOption(option);
}
// 如何每500ms判断一次？
// setTimeout 似乎只能执行一次
for(var i=0;i<5;i++) {
if(typeof echarts == "undefined") {
setTimeout("EchartDraw()", 5000);
continue;
} else {
EchartDraw();
break;
}
}
</script>
</body>
</html>