XmlFindSubNode: Difference between revisions

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__NOTOC__
__NOTOC__
==Description==
{{Server client function}}
This function finds a named sub node of a particular XML node.
{{Deprecated|xmlFindChild}}
 
This function returns a named sub node of a particular XML node.


==Syntax==
==Syntax==
[[xmlnode]] xmlFindSubNode ( [[xmlnode]] parent, name, index )
<syntaxhighlight lang="lua">xmlnode xmlFindSubNode ( xmlnode parent, string subnode, int index )</syntaxhighlight>


===Required Arguments===
===Required Arguments===
* '''parent''': This is an [[xmlnode]] that you want to find the subnode under. This could be a node returned from another call to [[xmlFindSubNode]].
* '''subnode''': This is the name of the subnode you wish to find.
* '''index''': This is the index of the node you wish to find. For example, to find the 5th subnode with a particular name, you would use 4 as the index value. To find the first occurence, use 0.


* '''parent''': This is an [[xmlnode]] that you want to find the subnode under. This could be a node returned from another call to '''xmlFindSubNode'''.
===Returns===
* '''name''': This is the name of the subnode you wish to find.
Returns an [[xmlnode]] object if the node was found, ''false'' otherwise.
* '''index''': This is the index of the node you wish to find. For example, to find the 5th subnode with a particular name, you would use 4 as the index value. To find the first occurence, use 0.


==Example==
==Example==
If you wanted to find the 'instructions' node in a map file, like this:
<section name="Server" class="server" show="true">
<map>
If you wanted to find the 'instructions' node in a map file like this:
      <options>
<syntaxhighlight lang="xml">
            <instructions>Start at the begining and keep going until the end!</instructions>
<map version="2.0">
      <options>
      <options>
</map>
            <instructions>Start at the begining and keep going until the end!</instructions>
      </options>
</map>
</syntaxhighlight>


You could use the following code:
You could use the following code:
maproot = [[getLoadedMapXMLRoot]] ();
<syntaxhighlight lang="lua">
optionsnode = '''xmlFindSubNode''' ( maproot, "options", 0 );
maproot = getLoadedMapXMLRoot ()
instructionsnode = '''xmlFindSubNode''' ( optionsnode, "instructions", 0 );
optionsnode = xmlFindSubNode ( maproot, "options", 0 )
instructionsnode = xmlFindSubNode ( optionsnode, "instructions", 0 )
</syntaxhighlight>
</section>
 
==See Also==
{{XML functions}}

Latest revision as of 16:14, 13 February 2015

Emblem-important.png This function is deprecated. This means that its use is discouraged and that it might not exist in future versions.
Please use xmlFindChild instead.


This function returns a named sub node of a particular XML node.

Syntax

xmlnode xmlFindSubNode ( xmlnode parent, string subnode, int index )

Required Arguments

  • parent: This is an xmlnode that you want to find the subnode under. This could be a node returned from another call to xmlFindSubNode.
  • subnode: This is the name of the subnode you wish to find.
  • index: This is the index of the node you wish to find. For example, to find the 5th subnode with a particular name, you would use 4 as the index value. To find the first occurence, use 0.

Returns

Returns an xmlnode object if the node was found, false otherwise.

Example

Click to collapse [-]
Server

If you wanted to find the 'instructions' node in a map file like this: 

<map version="2.0">
      <options>
            <instructions>Start at the begining and keep going until the end!</instructions>
      </options>
</map>

You could use the following code: 

maproot = getLoadedMapXMLRoot ()
optionsnode = xmlFindSubNode ( maproot, "options", 0 )
instructionsnode = xmlFindSubNode ( optionsnode, "instructions", 0 )

See Also


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