The date of echarts x-axis is displayed as year, month and day

xAxis: {
    
    
            type: "time",
            //min: new Date("开始时间"),
            //max: new Date("结束时间"),
            axisLabel: {
    
    
              interale: 0,
              rotate: -40, //设置日期显示样式(倾斜度)
              formatter: function (value) {
    
    //在这里写你需要的时间格式
                var t_date = new Date(value);
                return [t_date.getFullYear(), t_date.getMonth() + 1, t_date.getDate()].join('-')
                // + " " + [t_date.getHours(), t_date.getMinutes()].join(':'); 时分
              }
            }
          },

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Origin blog.csdn.net/weixin_46319117/article/details/116536739