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How to use go code to compile Pb generated by proto file with protoc Compiler Go file

2022-04-23 19:21:00 【Handsome that handsome】 

package main
import (
	"fmt"
	"ProtocDemo/example"
	"github.com/golang/protobuf/proto"
	"os"
)
func main()  {
    
	fmt.Println("Hello World. \n")

	msg_test := &example.Person{
    
		Name: proto.String("Davie"),
		Age:  proto.Int(18),
		From: proto.String("China"),
	}

	// serialize 
	msgDataEncoding, err := proto.Marshal(msg_test)
	if err != nil {
    
		panic(err.Error())
		return
	}

	msgEntity := example.Person{
    }
	err = proto.Unmarshal(msgDataEncoding, &msgEntity)
	if err != nil {
    
		fmt.Println(err.Error())
		os.Exit(1)
		return
	}

	fmt.Printf(" full name ：%s\n\n", msgEntity.GetName())
	fmt.Printf(" Age ：%d\n\n", msgEntity.GetAge())
	fmt.Printf(" nationality ：%s\n\n", msgEntity.GetFrom())
}

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