数据多平均时间取固定条数展示,echarts数据多处理数据

js代码:

       var sum = 0; 
            var count = 0;
            //如果大于三个月
            var smonth = start.substring(8,10);
            var emonth = end.substring(8,10);
//            if((emonth - smonth) > 3){
            //如果大于多少条
            var item = 1000;//条数
            if(data.length > item){
                var timestamp = parseInt(new Date().getTime()/1000);
//                start = start.substring(0,19);如果时间格式有问题时使用
//                start = start.replace(/-/g,'/'); 
                var s = new Date(data[0].createtime.substring(0, 16)).getTime();
                sum = s;
                var e = new Date(data[data.length-1].createtime.substring(0, 16)).getTime();
                //计算起止时间的平均值,用来每次添加数据后增长时间
                count = parseInt((e-s)/item);
                for(var j = 0 ; j<data.length; j++){
                    var sumdate = getTimeDate(sum);
                    var ctime = data[j].createtime.substring(0, 16);
                    var date1 = new Date(sumdate);
                    var date2 = new Date(ctime);
                    //如果所要时间小于数据时间或与数据时间相等,添加数据并增长所要时间
                    if(date1 < date2 || date1 - date2 == 0){
                        net.push(data[j].net);
                        createtime.push(data[j].createtime);
                        lnet.push(data[j].lnet);
                        lnet_out.push(data[j].lnet_out);
                        net_out.push(data[j].net_out);
                        net_avg.push(data[j].net_avg);
                        cpu.push(data[j].cpu);
                        mem.push(data[j].memory);
                        sum = sum + count;
                    }
                }
                var sumdate = getTimeDate(sum);
            }else{
                //如果不符合条件,走普通
                for(var j = 0 ; j < data.length; j++){
                    net.push(data[j].net);
                    createtime.push(data[j].createtime);
                    lnet.push(data[j].lnet);
                    lnet_out.push(data[j].lnet_out);
                    net_out.push(data[j].net_out);
                    net_avg.push(data[j].net_avg);
                    cpu.push(data[j].cpu);
                    mem.push(data[j].memory);
                }
            }

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转载自www.cnblogs.com/raitorei/p/10904628.html
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