Skip to content

Instantly share code, notes, and snippets.

@nguyendangminh
Forked from drewolson/reflection.go
Created January 28, 2018 02:37
Show Gist options
  • Save nguyendangminh/182ef4e84866f404f405474bbd602516 to your computer and use it in GitHub Desktop.
Save nguyendangminh/182ef4e84866f404f405474bbd602516 to your computer and use it in GitHub Desktop.
Golang Reflection Example
package main
import (
"fmt"
"reflect"
)
type Foo struct {
FirstName string `tag_name:"tag 1"`
LastName string `tag_name:"tag 2"`
Age int `tag_name:"tag 3"`
}
func (f *Foo) reflect() {
val := reflect.ValueOf(f).Elem()
for i := 0; i < val.NumField(); i++ {
valueField := val.Field(i)
typeField := val.Type().Field(i)
tag := typeField.Tag
fmt.Printf("Field Name: %s,\t Field Value: %v,\t Tag Value: %s\n", typeField.Name, valueField.Interface(), tag.Get("tag_name"))
}
}
func main() {
f := &Foo{
FirstName: "Drew",
LastName: "Olson",
Age: 30,
}
f.reflect()
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment