Editing XML-RPC (section)

==Data types==
Common [[datatype]]s are converted into their XML equivalents with example values shown below:
{| class="wikitable"
!Name
!Tag Example
!Description
|-
|array
|
<syntaxhighlight lang="xml">
<array>
  <data>
    <value><i4>1404</i4></value>
    <value><string>Something here</string></value>
    <value><i4>1</i4></value>
  </data>
</array>
</syntaxhighlight>
|[[Array data structure|Array]] of values, storing no keys
|-
|base64
|
<syntaxhighlight lang="xml">
<base64>eW91IGNhbid0IHJlYWQgdGhpcyE=</base64>
</syntaxhighlight>
|[[Base64]]-encoded binary data
|-
|boolean
|
<syntaxhighlight lang="xml">
<boolean>1</boolean>
</syntaxhighlight>
|[[Boolean data type|Boolean]] logical value (0 or 1)
|-
|date/time
|
<syntaxhighlight lang="xml">
<dateTime.iso8601>19980717T14:08:55Z</dateTime.iso8601>
</syntaxhighlight>
|Date and time in [[ISO 8601]] format
|-
|double
|
<syntaxhighlight lang="xml">
<double>-12.53</double>
</syntaxhighlight>
|[[Double precision]] floating point number
|-
|integer
|
<syntaxhighlight lang="xml">
<int>42</int>
</syntaxhighlight>
or
<syntaxhighlight lang="xml">
<i4>42</i4>
</syntaxhighlight>
|Signed [[integer]] coded on 4 bytes
|-
|string
|
<syntaxhighlight lang="xml">
<string>Hello world!</string>
</syntaxhighlight>
or
<syntaxhighlight lang="xml">
Hello world!
</syntaxhighlight>
|String of characters. Must follow [[XML#Characters and escaping|XML encoding]].
|-
|struct
|
<syntaxhighlight lang="xml">
<struct>
  <member>
    <name>foo</name>
    <value><i4>1</i4></value>
  </member>
  <member>
    <name>bar</name>
    <value><i4>2</i4></value>
  </member>
</struct>
</syntaxhighlight>
|[[Associative array]]
|-
|nil
|
<syntaxhighlight lang="xml">
<nil/>
</syntaxhighlight>
|[[nullable type|Discriminated null value]]; an XML-RPC [https://web.archive.org/web/20050911054235/http://ontosys.com/xml-rpc/extensions.php extension]
|
|-
|long
|
<syntaxhighlight lang="xml">
<i8>1312</i8>
</syntaxhighlight>
|Signed integer coded on 8 bytes. This is not part of the specification, but it is supported by several XML-RPC implementations<ref>{{cite web  |title=RPC::XML - A set of classes for core data, message and XML handling - metacpan.org |url=https://metacpan.org/pod/RPC::XML |access-date=13 April 2025}}</ref>{{,}}<ref>{{cite web |title=User manual for XML-RPC For C/C++ |url=https://xmlrpc-c.sourceforge.io/doc/libgeneral.html |access-date=13 April 2025}}</ref>
|}