Go性能测试结果

package main
import (
"fmt"
"math"
"time"
)
func main() {
startTime := time.Now().UnixNano() / 1e6
t := time.Now()
fmt.Printf("开始时间: %d-%d-%d %d:%d:%d\n", t.Year(),
t.Month(), t.Day(), t.Hour(), t.Minute(), t.Second())
var a int=1
//var total int=1000000  //100w
//var total int=10000000  //1000w
var total int=100000000  //1亿
for i := 1; i < total; i++{
a=a+i
}
fmt.Printf("结束时间: %d-%d-%d %d:%d:%d\n", t.Year(),
t.Month(), t.Day(), t.Hour(), t.Minute(), t.Second())
endTime := time.Now().UnixNano() / 1e6
fmt.Println("运行时长", float64(endTime - startTime) / math.Pow(10, 3))
}