reflect example

main.go

package main

import (
	"log"
	"reflect"
	"strings"
)

type Person struct {
	Name string
	Age  uint
}

func SetValue(typ reflect.Value, data string) {
	kv := strings.Split(data, ":")
	if len(kv) != 2 {
		return
	}
	key := strings.TrimSpace(kv[0])
	field := typ.FieldByName(key)
	if !field.CanSet() {
		return
	}
	field.SetString(strings.TrimSpace(kv[1]))
}

func main() {
	p := &Person{
		Name: "aa",
		Age:  3,
	}
	s := reflect.ValueOf(p).Elem()
	log.Println(p)
	SetValue(s, "Name: AAA        ")
	SetValue(s, "Foo: AAA")
	log.Println(p.Name)
}