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C

Get XML Attribute Value by Path

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Demonstrates how to get an attribute value by path.

Chilkat C Downloads

C
#include <C_CkXml.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkXml xml;
    const char *path;
    const char *attrValue;
    int i;

    success = FALSE;

    //  The XML used in this example contains the following:
    //  This example will get the value of the "spay-neuter" attribute for each pig.

    //  <pig-rescue>
    //    <herd name="Cathy">
    //  	<species name="pot belly pig">
    //  	    <animal>
    //  	        <name>Molly II</name>
    //  	        <birth>February, 1998</birth>
    //  			<in-date>January, 2000</in-date>
    //  			<from>Middle Ave.</from>
    //  			<gender spay-neuter="yes">F</gender>
    //  			<info>Molly came from a place where an old, ill man had too many animals.
    //  	              	The animals were seldom fed and rats would eat the newborn piglets.
    //  	             	 When Molly was found at one week old, she was the only piglet of 
    //  	              	her siblings who did not get stepped on by a cow. She is a sweet, 
    //  	              	friendly pig who likes to hang out on Cathy's porch on the lounge 
    //  	              	pad.
    //  			</info>
    //  		</animal>
    //  	    <animal>
    //  			<name>Nigel</name>
    //  			<birth>June, 1991</birth>
    //  			<in-date>August, 1991</in-date>
    //  			<from>Breeder</from>
    //  			<gender spay-neuter="no">M</gender>
    //  			<info>
    //  			 	Nigel was the first pig and the reason for the rescue in the
    //  			 	first place. He is 13 now and doing well, but takes a number 
    //  				of medications, as you can see below.
    //  			</info>
    //  		</animal>		
    //  	</species>
    //    </herd>
    //  </pig-rescue>

    xml = CkXml_Create();
    success = CkXml_LoadXmlFile(xml,"qa_data/xml/twoPigs.xml");

    //  Use the ChilkatPath method to return the value of a particular attribute at a given path.
    //  A path ending with "(attributeName)" will return the value for the given attribute.
    path = "herd|species|animal[0]|gender|(spay-neuter)";
    attrValue = CkXml_chilkatPath(xml,path);
    printf("1st pig spay-neuter: %s\n",attrValue);

    path = "herd|species|animal[1]|gender|(spay-neuter)";
    attrValue = CkXml_chilkatPath(xml,path);
    printf("2nd pig spay-neuter: %s\n",attrValue);

    //  We could also do it like this:
    path = "herd|species|animal[i]|gender|(spay-neuter)";
    i = 0;
    while (i < CkXml_NumChildrenAt(xml,"herd|species")) {
        CkXml_putI(xml,i);
        printf("spay-neuter for pig number %d: %s\n",i + 1,CkXml_chilkatPath(xml,path));
        i = i + 1;
    }



    CkXml_Dispose(xml);

    }