@kjk1/

gobook xml show omit empty

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  • main.go

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Error: Error: must not create an existing file {"type":"CREATE_FILE","wid":"0.5363272392940786","path":"main.go","file":{"path":"main.go","content":{"asEncoding":{"base64":"cGFja2FnZSBtYWluCgppbXBvcnQgKAoJImVuY29kaW5nL3htbCIKCSJmbXQiCgkibG9nIgopCgovLyA6c2hvdyBzdGFydAoKdHlwZSBTaG93T21pdEVtcHR5IHN0cnVjdCB7CglOb25FbXB0eSBzdHJpbmcgYHhtbDoiLG9taXRlbXB0eSJgCglFbXB0eSAgICBzdHJpbmcgYHhtbDoiLG9taXRlbXB0eSJgCn0KCi8vIDpzaG93IGVuZAoKZnVuYyBwcmludFhNTCh2IGludGVyZmFjZXt9KSB7CglkLCBlcnIgOj0geG1sLk1hcnNoYWwodikKCWlmIGVyciAhPSBuaWwgewoJCWxvZy5GYXRhbGYoInhtbC5NYXJzaGFsIGZhaWxlZCB3aXRoICclcydcbiIsIGVycikKCX0KCWZtdC5QcmludGYoIlhNTDogJXNcblxuIiwgc3RyaW5nKGQpKQp9CgpmdW5jIG1haW4oKSB7CgkvLyA6c2hvdyBzdGFydAoJdiA6PSAmU2hvd09taXRFbXB0eXsKCQlOb25FbXB0eTogIm5vbiBlbXB0eSIsCgkJRW1wdHk6ICAgICIiLAoJfQoJcHJpbnRYTUwodikKCgkvLyA6c2hvdyBlbmQKfQ=="},"asBuffer":null},"loaded":true}}
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package main

import (
	"encoding/xml"
	"fmt"
	"log"
)

// :show start

type ShowOmitEmpty struct {
	NonEmpty string `xml:",omitempty"`
	Empty    string `xml:",omitempty"`
}

// :show end

func printXML(v interface{}) {
	d, err := xml.Marshal(v)
	if err != nil {
		log.Fatalf("xml.Marshal failed with '%s'\n", err)
	}
	fmt.Printf("XML: %s\n\n", string(d))
}

func main() {
	// :show start
	v := &ShowOmitEmpty{
		NonEmpty: "non empty",
		Empty:    "",
	}
	printXML(v)

	// :show end
}