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# lr.xmlGetValues

Retrieves values of XML elements found by a query.

JavaScript XML Functions (lr.xml)

## Syntax

    lr.xmlGetValues( {object} );

## JavaScript Object

    {
       xml:"<string>",
       valueParam:"<string>",
       query:"<string>", | fastQuery:"<string>",
       selectAll:"<string>",
       notFound:"<string>"
    }

Property Name | Description
--- | ---
xml | The XML Input String to query.
valueParam | The name of the output parameter which stores the result of the query. If it does not exist, it is created.
query | The XML Query on the input string XML. You can specify elements or attributes.
fastQuery | The Fast Query on the input string XML. You can specify elements or attributes.
valueParam | The name of the parameter containing the value to set as the XML element.
selectAll | If "yes", all elements matching the query will be processed. If "no", only the first match will be processed. Default is "no". See Multiple Query Matching.
notFound | See Continuing on Error.

The lr.xmlGetValues function queries the XML input string XML for values matching the Query criteria.

## Return Values

All XML functions return the number of matches successfully found or zero on failure.

## Parameterization

Input parameters to XML functions with the following names can be parameterized:

- XML

- Query

- Value

- XmlFragment

## Example

    function Action(){
       var xml_input =

       "<acme_org>"+
           " <accounts_dept>"+
               "<employee>"+
                   " <name>John Smith</name>"+
                   "<cubicle>227</cubicle>"+
                   "<extension>2145</extension>"+
               "</employee>"+
           "</accounts_dept>"+
           "<engineering_dept>"+
               "<employee>"+
                   "<name>Sue Jones</name>"+
                   "<extension>2375</extension>"+
               "</employee>"+
           "</engineering_dept>"+
       "</acme_org>";

           var i, numOfValues;

           lr.saveString(xml_input, "XML_Input_Param"); // Save input as parameter
           lr.saveString("1111","ExtensionParam_1");
           lr.saveString("2222", "ExtensionParam_2");

           lr.xmlSetValues({xml:"{XML_Input_Param}",
            resultParam:"NewXmlParam",
            valueParam:"ExtensionParam",
            selectAll:"yes",
            query:"//extension"
          });

           numOfValues= lr.xmlGetValues({xml:"{NewXmlParam}",
            valueParam:"OutputParam",
            query:"//extension",
            selectAll:"yes"});

           for ( i = 0; i < numOfValues; i++) { /* Print the multiple values of MultiParam */

               var buf = "Retrieved value "+ (i+1) +" : {OutputParam_}" + (i+1);

               lr.outputMessage(lr.evalString(buf));

           }

    return 0;
    }

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