Node.js

Find Direct Child with Specific Tag

See more XML Examples

Demonstrates how to find a direct child having a specific tag.

The input XML, available at http://www.chilkatsoft.com/data/fruit.xml, is this:

<root>
    <fruit color="red">apple</fruit>
    <fruit color="green">pear</fruit>
    <veg color="orange">carrot</veg>
    <meat animal="cow">beef</meat>
    <xyz>
        <fruit color="blue">blueberry</fruit>
        <veg color="green">broccoli</veg>
    </xyz>
    <fruit color="purple">grape</fruit>
    <cheese color="yellow">cheddar</cheese>
</root>

Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

    var xml = new chilkat.Xml();

    // The sample input XML is available at http://www.chilkatsoft.com/data/fruit.xml
    success = xml.LoadXmlFile("qa_data/xml/fruit.xml");
    if (success !== true) {
        console.log(xml.LastErrorText);
        return;
    }

    // Find the direct child node having the tag "meat", and 
    // return a new instance of the XML object referencing the
    // child node, if found.
    // child: Xml
    var child = xml.FindChild("meat");
    if (xml.LastMethodSuccess == false) {
        console.log("No direct child having the tag \"meat\" was found.");
    }
    else {
        console.log("Content = " + child.Content);

    }

    // The same can be accomplished without creating a new 
    // XML object instance.  Instead, the FindChild2 method updates
    // the caller's internal reference to the found child, if successful.
    success = xml.FindChild2("meat");
    if (success == true) {
        // Success!  The xml object now references the found child.
        console.log("Content = " + xml.Content);
        // Restore the reference back to the parent.
        success = xml.GetParent2();
    }
    else {
        console.log("No direct child having the tag \"meat\" was found.");
    }


}

chilkatExample();