Golang Marshal dynamic xml element name

The xml file consists of two elements. These elements have the same structure, except for the same element name. I tried to set the value of the XMLName property, but it didn't work.

Xml:

<!-- first element -->
<PERSON>
  <ELEM1>...</ELEM1>
  <ELEM2>...</ELEM2>
  <ELEM3>...</ELEM3>
  <ELEM4>...</ELEM4>
</PERSON>


<!-- second element -->
<SENDER>
  <ELEM1>...</ELEM1>
  <ELEM2>...</ELEM2>
  <ELEM3>...</ELEM3>
  <ELEM4>...</ELEM4>
</SENDER>

      

Is it possible to define such a structure so that the element name is dynamic?

type Person struct {
    XMLName string `xml:"???"` // How make this dynamic?
    e1 string `xml:"ELEM1"`
    e2 string `xml:"ELEM2"`
    e3 string `xml:"ELEM3"`
    e4 string `xml:"ELEM4"`
}

      

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1 answer


The documentation says that the field XMLName

must be of type xml.Name

.

type Person struct {
    XMLName xml.Name
    E1 string `xml:"ELEM1"`
    // ...
}

      

Set the element name using the field Local

xml.Name

:



person := Person { 
    XMLName: xml.Name { Local: "Person" },
    // ...
}

      

(Also, E1-E4 must be exported to be included in the XML output).

Playground example: http://play.golang.org/p/bzSutFF9Bo

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