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go refrelection
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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: "John", | |
LastName: "Doe", | |
Age: 30, | |
} | |
f.reflect() | |
} |
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