envconfig:Golang库，用于管理环境变量中的配置数据

envconfig import "github.com/kelseyhightower/envconfig" 文献资料 见 用法 设置一些环境变量： export MYAPP_DEBUG=false export MYAPP_PORT=8080 export MYAPP_USER=Kelsey export MYAPP_RATE= " 0.5 " export MYAPP_TIMEOUT= " 3m " export MYAPP_USERS= " rob,ken,robert " export MYAPP_COLORCODES= " red:1,green:2,blue:3 " 编写一些代码： package main import ( "fmt" "log" "time" "github.com/kelseyhightower/envconfig