dongtan5555 2016-10-05 15:42
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Golang XML Unmarshal仅返回子节点的最后一个值

I am trying to extract a simple XML from bellow XML, but the output only returns the last value of Name

package main

import (
    "encoding/xml"
    "fmt"
)

type Member struct {
    Name  []Names `xml:"names"`
    Value string `xml:"value>string"`
}

type Names struct {
    Name  string `xml:"name"`
}

type Result struct {

    Members    []Member `xml:"params>param>value>array>data>value>struct>member"`
}

func main() {
    data := `
    <methodResponse>
    <params>
        <param>
            <value>
                <array>
                    <data>
                        <value>
                            <string>12345abcde12345abcde12345</string>
                        </value>
                        <value>
                            <struct>
                                <member>
                                    <names>
                                     <name> 2 </name>
                                     <name> 3 </name>
                                     <name> 4 </name>
                                    </names>

                                    <value>
                                        <string>trex</string>
                                    </value>
                                </member>

                                <member>
                                    <names>
                                     <name> 2 </name>
                                     <name> 3 </name>
                                     <name> 4 </name>
                                    </names>

                                    <value>
                                        <string>trex</string>
                                    </value>
                                </member>
                           </struct>
                        </value>
                    </data>
                </array>
            </value>
        </param>
    </params>
</methodResponse>`

    v := Result{}
    err := xml.Unmarshal([]byte(data), &v)
    if err != nil {
        fmt.Printf("error: %v", err)
        return
    }
    fmt.Println(v)
}
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2条回答 默认 最新

  • duanhao4156 2016-10-05 16:07
    关注

    Try it on The Go Playground:

    package main
    
    import (
        "encoding/xml"
        "fmt"
    )
    
    type Member struct {
        Names []string `xml:"names>name"`
        Value string   `xml:"value>string"`
    }
    
    type Result struct {
        Members []Member `xml:"params>param>value>array>data>value>struct>member"`
    }
    
    func main() {
        data := `
        <methodResponse>
        <params>
            <param>
                <value>
                    <array>
                        <data>
                            <value>
                                <string>12345abcde12345abcde12345</string>
                            </value>
                            <value>
                                <struct>
                                    <member>
                                        <names>
                                         <name> 2 </name>
                                         <name> 3 </name>
                                         <name> 4 </name>
                                        </names>
    
                                        <value>
                                            <string>trex</string>
                                        </value>
                                    </member>
    
                                    <member>
                                        <names>
                                         <name> 2 </name>
                                         <name> 3 </name>
                                         <name> 4 </name>
                                        </names>
    
                                        <value>
                                            <string>trex</string>
                                        </value>
                                    </member>
                               </struct>
                            </value>
                        </data>
                    </array>
                </value>
            </param>
        </params>
    </methodResponse>`
    
        v := Result{}
        err := xml.Unmarshal([]byte(data), &v)
        if err != nil {
            panic(err)
        }
        fmt.Println(v)
    }
    

    output:

    {[{[ 2   3   4 ] trex} {[ 2   3   4 ] trex}]}
    
    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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