请问导出按钮是直接写在条形图的方法中吗,还是写在上面给条形图的div中呢,应该用什么方法才能导出表格呢?
条形图代码如下:
//获取条形图数据
async getStockList() {
const {data: res} = await this.$http.get("allStock", {params: this.queryInfo});
this.stockList = res.data;//用户列表
this.total = res.numbers;//总用户数
this.xData = this.stockList.map(item => item.itemname);
this.yData = this.stockList.map(item => item.numbers);
this.getEchartData();
getEchartData() {
var myChart = echarts.init(document.getElementById('tiaoxing'));
let option = {
title: {
text: "库存条形图"
},
legend: {
data: ["库存量"]
},
xAxis: {
data: this.xData
},
yAxis: {
type: 'value'
},
series: [
{
name: "库存量",
data: this.yData,
type: 'bar',
showBackground: true,
backgroundStyle: {
color: '#b8c1ec'
},
}
]
}
myChart.setOption(option);
},