golang读取yaml配置文件的示例代码

hello:
  name: 127.0.0.1
  age: 3306

redis:
  host: 127.0.0.1
  port: 6379
  password: 123456

package main

import (
	"fmt"
	"gopkg.in/yaml.v3"
	"os"
)

type Config struct {
	Hello `yaml:"hello"`
	Redis `yaml:"redis"`
}

type Hello struct {
	Name string `yaml:"name"`
	Age  int    `yaml:"age"`
}

type Redis struct {
	Host     string `yaml:"host"`
	Port     int    `yaml:"port"`
	Password string `yaml:"password"`
}

func main() {
	dataBytes, err := os.ReadFile("test.yaml")
	if err != nil {
		fmt.Println("读取文件失败：", err)
		return
	}
	fmt.Println("yaml 文件的内容:\n", string(dataBytes))
	config := Config{}
	err = yaml.Unmarshal(dataBytes, &config)
	if err != nil {
		fmt.Println("解析 yaml 文件失败：", err)
		return
	}
	fmt.Printf("config内容为:\n", config)

	mp := make(map[string]any, 2)
	err = yaml.Unmarshal(dataBytes, mp)
	if err != nil {
		fmt.Println("解析 yaml 文件失败：", err)
		return
	}
	fmt.Println("内容为:", mp)

}

package main

import (
	"fmt"
	"gopkg.in/yaml.v3"
	"os"
)

type Config struct {
	Hello `yaml:"hello"`
	Redis Redis `yaml:"redis"`
}

type Hello struct {
	Name string `yaml:"name"`
	Age  int    `yaml:"age"`
}

type Redis struct {
	Host     string `yaml:"host"`
	Port     int    `yaml:"port"`
	Password string `yaml:"password"`
}

func main() {
	var data = Config{
		Hello: Hello{
			Name: "aaa",
			Age:  12,
		},
		Redis: Redis{
			Host:     "127.0.0.1",
			Port:     6379,
			Password: "121321",
		},
	}
	file, err := os.Create("./1.yaml")
	defer func(file *os.File) {
		err := file.Close()
		if err != nil {

		}
	}(file)
	if err != nil {
		fmt.Println("创建文件失败:", err)
		return
	}
	// 创建编码器
	encoder := yaml.NewEncoder(file)
	err = encoder.Encode(&data)
	if err != nil {
		fmt.Println("Error encoding YAML:", err)
		return
	}
	fmt.Println("创建成功")
}