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package main import ( "fmt" "reflect" ) type order struct { ordId int customerId int } func createQuery(q interface{}) { if reflect.ValueOf(q).Kind() == reflect.Struct { v := reflect.ValueOf(q) fmt.Println("Number of fields", v.NumField()) for i := 0; i < v.NumField(); i++ { fmt.Printf("Field:%d type:%T value:%v\n", i, v.Field(i), v.Field(i)) } } } func main() { o := order{ ordId: 456, customerId: 56, } createQuery(o) }
运行结果 :
正在执行...
