go-carbon v2.3.0 圣诞特别版发布，轻量级、语义化、对开发者友好的 Golang 时间处理库

// 使用 github 库
go get -u github.com/golang-module/carbon/v2

import "github.com/golang-module/carbon/v2"

// 使用 gitee 库
go get -u gitee.com/golang-module/carbon/v2

import "gitee.com/golang-module/carbon/v2"

// 使用 github 库
go get -u github.com/golang-module/carbon

import "github.com/golang-module/carbon"

// 使用 gitee 库
go get -u gitee.com/golang-module/carbon

import  "gitee.com/golang-module/carbon"

type Person struct {
    Name string `json:"name"`
    Age int `json:"age"`
    Birthday carbon.Carbon `json:"birthday" carbon:"layout:2006-01-02"`
    GraduatedAt carbon.Carbon `json:"graduated_at" carbon:"layout:15:04:05"`
    CreatedAt carbon.Carbon `json:"created_at" carbon:"layout:2006-01-02 15:04:05"`
}

type Person struct {
    Name string `json:"name"`
    Age int `json:"age"`
    Birthday carbon.Carbon `json:"birthday" carbon:"format:Y-m-d"`
    GraduatedAt carbon.Carbon `json:"graduated_at" carbon:"format:H:i:s"`
    CreatedAt carbon.Carbon `json:"created_at" carbon:"format:Y-m-d H:i:s"`
}

now := Parse("2020-08-05 13:14:15", PRC)
person := Person {
    Name:        "gouguoyin",
    Age:         18,
    Birthday:    now,
    GraduatedAt: now,
    CreatedAt:   now,
}

err1 := carbon.LoadTag(&person)
if err1 != nil {
    // 错误处理
    log.Fatal(err1)
}
data, err2 := json.Marshal(person)
if err2 != nil {
    // 错误处理
    log.Fatal(err2)
}
fmt.Printf("%s", data)
// 输出
{
    "name": "gouguoyin",
    "age": 18,
    "birthday": "2020-08-05",
    "graduated_at": "13:14:15",
    "created_at": "2020-08-05 13:14:15"
}

str := `{
    "name": "gouguoyin",
    "age": 18,
    "birthday": "2020-08-05",
    "graduated_at": "13:14:15",
    "created_at": "2020-08-05 13:14:15"
}`
var person Person

err1 := carbon.LoadTag(&person)
if err1 != nil {
    // 错误处理
    log.Fatal(err1)
}

err2 := json.Unmarshal([]byte(str), &person)
if err2 != nil {
    // 错误处理
    log.Fatal(err2)
}

fmt.Sprintf("%s", person.Birthday) // 2002-08-05
fmt.Sprintf("%s", person.GraduatedAt) // 13:14:15
fmt.Sprintf("%s", person.CreatedAt) // 2002-08-05 13:14:15