bcrypt的cost值测试耗时结果

package main

import (
	"log"
	"time"

	"golang.org/x/crypto/bcrypt"
)
func main() {
   
   
	password := "secret"
	for cost := 10; cost < 20; cost++ {
   
   
		start := time.Now()
		hashPwd(password, cost)
		log.Println("cost =", cost, " 耗时：", time