golang练习(一)
发布时间:2020-12-16 18:45:39 所属栏目:大数据 来源:网络整理
导读:1. Error package mainimport "fmt"type Error struct {errCode uint8}func (e *Error) Error() string {switch e.errCode {case 1:return "file not found"case 2:return "time out"default:return "unknown error"}}func main() {err := new(Error)err.err
1. Error
package main import "fmt" type Error struct { errCode uint8 } func (e *Error) Error() string { switch e.errCode { case 1: return "file not found" case 2: return "time out" default: return "unknown error" } } func main() { err := new(Error) err.errCode = 2 msg := err.Error() fmt.Println(msg) } (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |