1.label位置

 data: [
                                 {
                                    name:"民间投资",
                                    value:-4,
                                    label:{position:"right"}
                                },{
                                    name:"工业投资",
                                    value:2,
                                    label:{position:"left"}
                                },{

运行结果

2.柱形宽度

series: [
                        {
                            type: 'bar',
                            data: [],
                            barWidth: 15,

3.柱状图每列颜色不同

https://blog.csdn.net/LzzMandy/article/details/78982960?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2

4.自定义柱形图样式

https://jingyan.baidu.com/article/fea4511a151747f7bb91251f.html

5.柱形图各参数

https://blog.csdn.net/Gaowahaha/article/details/78512731

6.消除多列柱形图间隙

https://blog.csdn.net/weixin_42340514/article/details/91988115?utm_medium=distribute.pc_aggpage_search_result.none-task-blog-2

7.柱形图背景

https://blog.csdn.net/qq_41694696/article/details/80077896
等宽背景图
https://echarts.apache.org/examples/zh/editor.html?c=bar-background
https://echarts.apache.org/examples/zh/editor.html?c=doc-example/barGrid-barGap
https://gallery.echartsjs.com/editor.html?c=xkZFtowaDl

color: 'rgba(255, 255, 255, 0.14)' //rgba设置透明度0.14

运行结果

{
          name: '背景',
          type: 'bar',
          // xAxisIndex: 1,
          data: [100, 100, 100, 100, 100,],
          itemStyle: {
            normal: {
              color: 'rgba(102, 102, 102,0.5)'
            }
          },
          barWidth: 40,
          zlevel: -1
        },

8.柱形图颜色

https://blog.csdn.net/weixin_43798882/article/details/89848153

series: [
      {
        type: 'bar',
        // barWidth: 30,
        data,
        barWidth: 20,
        itemStyle: {
          normal: {
            //好，这里就是重头戏了，定义一个list，然后根据所以取得不同的值，这样就实现了，
            color: function (params) {
              // let data = params.data
              return params.data.color
            },

9.柱形图单独样式

https://gallery.echartsjs.com/editor.html?c=xgsltvi9c

10.文字百分比

https://blog.csdn.net/GrootBaby/article/details/89211013