src/cm/media/js/lib/yui/yui3.0.0/examples/datasource/datasource_io.html
author Yves-Marie Haussonne <ymh.work+github@gmail.com>
Fri, 09 May 2014 18:35:26 +0200
changeset 656 a84519031134
parent 0 40c8f766c9b8
permissions -rw-r--r--
add link to "privacy policy" in the header test


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	<title>YUI Library Examples: DataSource Utility: DataSource.IO</title>
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<body id="yahoo-com" class=" yui-skin-sam">
<div id="custom-doc" class="yui-t2">
<div id="hd">
	<div id="ygunav">
		<p>
            <em>
                <a href="http://developer.yahoo.com/yui/3/">YUI 3.x Home</a> <i> - </i>	
            </em>
		</p>
		<form action="http://search.yahoo.com/search" id="sitesearchform">
            <input name="vs" type="hidden" value="developer.yahoo.com">
            <input name="vs" type="hidden" value="yuiblog.com">
		    <div id="sitesearch">
		    	<label for="searchinput">Site Search (YDN &amp; YUIBlog): </label>
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	<div id="pagetitle"><h1>YUI Library Examples: DataSource Utility: DataSource.IO</h1></div>
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		  <div class="yui-ge">
			  <div class="yui-u first example" id="main">

	<h2>DataSource Utility: DataSource.IO</h2>

	<div id="example" class="promo">
	<div class="example-intro">
	Accessing data from a server is easy with DataSource.IO, which uses the IO Utility to retrieve data over HTTP. A <a href="http://developer.yahoo.com/yui/3/dataschema/">DataSchema</a> plugin is used to normalize incoming data into a known format for consistency of usage by other components.
	</div>	

	<div class="module example-container ">
			<div class="hd exampleHd">
			<p class="newWindowButton yui-skin-sam">
                <a href="datasource_io_clean.html" target="_blank">View example in new window.</a>
            </p>
		</div>		<div id="example-canvas" class="bd">

		
	<!--BEGIN SOURCE CODE FOR EXAMPLE =============================== -->
	
	<form id="demo">
    <h4>JSON</h4>
    <h6>Data</h6>
    <pre>
{
    "ResultSet": {
        "type":"web",
        "totalResultsAvailable":391000000,
        "totalResultsReturned":10,
        "firstResultPosition":1,
        ...
        "Result":[
            {"Title":"Madonna","Summary":"Official site of pop diva
                Madonna, with news, music, media, and fan club.",
                "Url":"http:\/\/www.madonna.com\/", ...,
                "Size":"145030"}},
            {"Title":"Madonna - MySpace","Summary":"Madonna MySpace
                page features news, blog, music downloads, desktops,
                wallpapers, and more.",
                "Url":"http:\/\/www.myspace.com\/madonna",
                ..., "Size":"110365"}},
            {"Title":"YouTube - madonna's Channel",
                "Summary":"The Official Madonna YouTube Channel.
                Want to Subscribe? ... http:\/\/www.youtube.com\/Madonna.
                Sharing Options There are 3 ways to share this channel.",
                "Url":"http:\/\/youtube.com\/madonna", ...,
                "Size":"49955"}},
            ...
        ]
    }
}
    </pre>

    <h6>Schema</h6>
    <pre>
{
    resultListLocator: "ResultSet.Result",
    resultFields: ["Title"]
}
    </pre>

    <h6>Normalized data</h6>
    <input type="button" id="demo_json" value="Retrieve data =>">
    <div id="demo_output_json" class="output"></div>

    <h4>XML</h4>
    <h6>Data</h6>
    <pre>
&lt;query xmlns:yahoo="http://www.yahooapis.com/v1/base.rng"
    yahoo:count="10" ...&gt;
    &lt;diagnostics&gt;
        ...
    &lt;/diagnostics&gt;
    &lt;results&gt;
        &lt;result xmlns="http://www.inktomi.com/"&gt;
            ...
            &lt;dispurl&gt
                &lt;![CDATA[www.&lt;b&gt;madonna.com&lt;/b&gt;]]&gt;
            &lt;/dispurl&gt;
            &lt;size&gt;144947&lt;/size&gt;
            &lt;title&gt;
                &lt;![CDATA[&lt;b&gt;madonna&lt;/b&gt;.com home]]&gt;
            &lt;/title&gt;
            &lt;url&gt;http://www.madonna.com/&lt;/url&gt;
        &lt;/result&gt;
        &lt;result xmlns="http://www.inktomi.com/"&gt;
            ...
            &lt;dispurl&gt;
                &lt;![CDATA[&lt;b&gt;en.wikipedia.org&lt;/b&gt;/wiki/&lt;wbr&gt;
                &lt;b&gt;Madonna&lt;/b&gt;_(entertainer)]]&gt;
            &lt;/dispurl&gt;
            &lt;size&gt;450316&lt;/size&gt;
            &lt;title&gt;
                &lt;![CDATA[&lt;b&gt;Madonna&lt;/b&gt; (Entertainer) - Wikipedia]]&gt;
            &lt;/title&gt;
            &lt;url&gt;http://en.wikipedia.org/wiki/Madonna_(entertainer)&lt;/url&gt;
        &lt;/result&gt;
        &lt;result xmlns="http://www.inktomi.com/"&gt;
            ...
            &lt;dispurl&gt;
                &lt;![CDATA[www.&lt;b&gt;myspace.com&lt;/b&gt;/&lt;b&gt;madonna&lt;/b&gt;]]&gt;
            &lt;/dispurl&gt;
            &lt;size&gt;110851&lt;/size&gt;
            &lt;title&gt;
                &lt;![CDATA[&lt;b&gt;Madonna&lt;/b&gt; - MySpace]]&gt;
            &lt;/title&gt;
            &lt;url&gt;http://www.myspace.com/madonna&lt;/url&gt;
        &lt;/result&gt;
        ...
    &lt;/results&gt;
&lt;/query&gt;
</pre>

    <h6>Schema</h6>
    <pre>
{
    resultListLocator: "result",
    resultFields: [{key:"title", locator:"*[local-name() ='title']"}]
}
    </pre>

    <h6>Normalized data</h6>
    <input type="button" id="demo_xml" value="Retrieve data =>">
    <div id="demo_output_xml" class="output"></div>
</form>

<script type="text/javascript">
YUI({base:"../../build/", timeout: 10000}).use("dump", "node", "datasource-io", "datasource-jsonschema", "datasource-xmlschema", function (Y) {
    var myDataSourceJSON = new Y.DataSource.IO({source:"assets/php/ysearch_json_madonna.php"}),
        myCallbackJSON = {
            success: function(e){
                Y.get("#demo_output_json").setContent(Y.dump(e.response));
            },
            failure: function(e){
                Y.get("#demo_output_json").setContent("Could not retrieve data: " + e.error.message);
            }
        };

    myDataSourceJSON.plug(Y.Plugin.DataSourceJSONSchema, {
        schema: {
            resultListLocator: "ResultSet.Result",
            resultFields: ["Title"]
        }
    });

    Y.on("click", function(e){
        myDataSourceJSON.sendRequest("?output=json", myCallbackJSON);
    }, "#demo_json");

    var myDataSourceXML = new Y.DataSource.IO({source:"assets/php/ysearch_xml_madonna.php"}),
        myCallbackXML = {
            success: function(e){
                Y.get("#demo_output_xml").setContent(Y.dump(e.response).replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;"));
            },
            failure: function(e){
                Y.get("#demo_output_xml").setContent("Could not retrieve data: " + e.error.message);
            }
        };

    myDataSourceXML.plug(Y.Plugin.DataSourceXMLSchema, {
        schema: {
            resultListLocator: "result",
            resultFields: [{key:"title", locator:"*[local-name() ='title']"}]
        }
    });

    Y.on("click", function(e){
        myDataSourceXML.sendRequest("output=xml", myCallbackXML, {method:"post"});
    }, "#demo_xml");
});
</script>
	
	<!--END SOURCE CODE FOR EXAMPLE =============================== -->
	
		
		</div>
	</div>			
	</div>
		
	<p>If your server returns JSON data, use a DataSourceJSONSchema plugin to parse the data against a schema that you provide:</p>

<div id="syntax1" class="yui-syntax-highlight"><div class="numbers"><pre class="javascript" style="font-family:monospace;"><ol><li class="li1"><div class="de1">YUI<span class="br0">&#40;</span><span class="br0">&#41;</span>.<span class="kw2">use</span><span class="br0">&#40;</span><span class="st0">&quot;datasource-io&quot;</span><span class="sy0">,</span> <span class="st0">&quot;datasource-jsonschema&quot;</span><span class="sy0">,</span> <span class="kw2">function</span><span class="br0">&#40;</span>Y<span class="br0">&#41;</span> <span class="br0">&#123;</span></div></li><li class="li1"><div class="de1">    <span class="kw2">var</span> myDataSource <span class="sy0">=</span> <span class="kw2">new</span> Y.<span class="me1">DataSource</span>.<span class="me1">IO</span><span class="br0">&#40;</span><span class="br0">&#123;</span>source<span class="sy0">:</span><span class="st0">&quot;ysearch_json_madonna.php&quot;</span><span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1">        myCallback <span class="sy0">=</span> <span class="br0">&#123;</span></div></li><li class="li1"><div class="de1">            success<span class="sy0">:</span> <span class="kw2">function</span><span class="br0">&#40;</span>e<span class="br0">&#41;</span><span class="br0">&#123;</span></div></li><li class="li2"><div class="de2">                <span class="kw3">alert</span><span class="br0">&#40;</span>e.<span class="me1">response</span><span class="br0">&#41;</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1">            <span class="br0">&#125;</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1">            failure<span class="sy0">:</span> <span class="kw2">function</span><span class="br0">&#40;</span>e<span class="br0">&#41;</span><span class="br0">&#123;</span></div></li><li class="li1"><div class="de1">                <span class="kw3">alert</span><span class="br0">&#40;</span><span class="st0">&quot;Could not retrieve data: &quot;</span> <span class="sy0">+</span> e.<span class="me1">error</span>.<span class="me1">message</span><span class="br0">&#41;</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1">            <span class="br0">&#125;</span></div></li><li class="li2"><div class="de2">        <span class="br0">&#125;</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1">&nbsp;</div></li><li class="li1"><div class="de1">    myDataSource.<span class="me1">plug</span><span class="br0">&#40;</span>Y.<span class="me1">Plugin</span>.<span class="me1">DataSourceJSONSchema</span><span class="sy0">,</span> <span class="br0">&#123;</span></div></li><li class="li1"><div class="de1">        schema<span class="sy0">:</span> <span class="br0">&#123;</span></div></li><li class="li1"><div class="de1">            resultListLocator<span class="sy0">:</span> <span class="st0">&quot;ResultSet.Result&quot;</span><span class="sy0">,</span></div></li><li class="li2"><div class="de2">            resultFields<span class="sy0">:</span> <span class="br0">&#91;</span><span class="st0">&quot;Title&quot;</span><span class="br0">&#93;</span></div></li><li class="li1"><div class="de1">        <span class="br0">&#125;</span></div></li><li class="li1"><div class="de1">    <span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1">&nbsp;</div></li><li class="li1"><div class="de1">    <span class="co1">// This request string will get appended to the URI</span></div></li><li class="li2"><div class="de2">    myDataSource.<span class="me1">sendRequest</span><span class="br0">&#40;</span><span class="st0">&quot;?output=json&quot;</span><span class="sy0">,</span> myCallback<span class="br0">&#41;</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"><span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">;</span></div></li></ol></pre></div><div class="nonumbers"><pre class="javascript" style="font-family:monospace;">YUI<span class="br0">&#40;</span><span class="br0">&#41;</span>.<span class="kw2">use</span><span class="br0">&#40;</span><span class="st0">&quot;datasource-io&quot;</span><span class="sy0">,</span> <span class="st0">&quot;datasource-jsonschema&quot;</span><span class="sy0">,</span> <span class="kw2">function</span><span class="br0">&#40;</span>Y<span class="br0">&#41;</span> <span class="br0">&#123;</span>
    <span class="kw2">var</span> myDataSource <span class="sy0">=</span> <span class="kw2">new</span> Y.<span class="me1">DataSource</span>.<span class="me1">IO</span><span class="br0">&#40;</span><span class="br0">&#123;</span>source<span class="sy0">:</span><span class="st0">&quot;ysearch_json_madonna.php&quot;</span><span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">,</span>
        myCallback <span class="sy0">=</span> <span class="br0">&#123;</span>
            success<span class="sy0">:</span> <span class="kw2">function</span><span class="br0">&#40;</span>e<span class="br0">&#41;</span><span class="br0">&#123;</span>
                <span class="kw3">alert</span><span class="br0">&#40;</span>e.<span class="me1">response</span><span class="br0">&#41;</span><span class="sy0">;</span>
            <span class="br0">&#125;</span><span class="sy0">,</span>
            failure<span class="sy0">:</span> <span class="kw2">function</span><span class="br0">&#40;</span>e<span class="br0">&#41;</span><span class="br0">&#123;</span>
                <span class="kw3">alert</span><span class="br0">&#40;</span><span class="st0">&quot;Could not retrieve data: &quot;</span> <span class="sy0">+</span> e.<span class="me1">error</span>.<span class="me1">message</span><span class="br0">&#41;</span><span class="sy0">;</span>
            <span class="br0">&#125;</span>
        <span class="br0">&#125;</span><span class="sy0">;</span>
&nbsp;
    myDataSource.<span class="me1">plug</span><span class="br0">&#40;</span>Y.<span class="me1">Plugin</span>.<span class="me1">DataSourceJSONSchema</span><span class="sy0">,</span> <span class="br0">&#123;</span>
        schema<span class="sy0">:</span> <span class="br0">&#123;</span>
            resultListLocator<span class="sy0">:</span> <span class="st0">&quot;ResultSet.Result&quot;</span><span class="sy0">,</span>
            resultFields<span class="sy0">:</span> <span class="br0">&#91;</span><span class="st0">&quot;Title&quot;</span><span class="br0">&#93;</span>
        <span class="br0">&#125;</span>
    <span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">;</span>
&nbsp;
    <span class="co1">// This request string will get appended to the URI</span>
    myDataSource.<span class="me1">sendRequest</span><span class="br0">&#40;</span><span class="st0">&quot;?output=json&quot;</span><span class="sy0">,</span> myCallback<span class="br0">&#41;</span><span class="sy0">;</span>
<span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">;</span></pre></div><textarea id="syntax1-plain">YUI().use("datasource-io", "datasource-jsonschema", function(Y) {
    var myDataSource = new Y.DataSource.IO({source:"ysearch_json_madonna.php"}),
        myCallback = {
            success: function(e){
                alert(e.response);
            },
            failure: function(e){
                alert("Could not retrieve data: " + e.error.message);
            }
        };

    myDataSource.plug(Y.Plugin.DataSourceJSONSchema, {
        schema: {
            resultListLocator: "ResultSet.Result",
            resultFields: ["Title"]
        }
    });
    
    // This request string will get appended to the URI
    myDataSource.sendRequest("?output=json", myCallback);
});</textarea></div>
<p>On the other hand, a DataSourceXMLSchema plugin can be used to parse XML data coming from your server:</p>

<div id="syntax2" class="yui-syntax-highlight"><div class="numbers"><pre class="javascript" style="font-family:monospace;"><ol><li class="li1"><div class="de1">YUI<span class="br0">&#40;</span><span class="br0">&#41;</span>.<span class="kw2">use</span><span class="br0">&#40;</span><span class="st0">&quot;datasource-io&quot;</span><span class="sy0">,</span> <span class="st0">&quot;datasource-xmlschema&quot;</span><span class="sy0">,</span> <span class="kw2">function</span><span class="br0">&#40;</span>Y<span class="br0">&#41;</span> <span class="br0">&#123;</span></div></li><li class="li1"><div class="de1">    <span class="kw2">var</span> myDataSource <span class="sy0">=</span> <span class="kw2">new</span> Y.<span class="me1">DataSource</span>.<span class="me1">IO</span><span class="br0">&#40;</span><span class="br0">&#123;</span>source<span class="sy0">:</span><span class="st0">&quot;ysearch_xml_madonna.php&quot;</span><span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1">        myCallback <span class="sy0">=</span> <span class="br0">&#123;</span></div></li><li class="li1"><div class="de1">            success<span class="sy0">:</span> <span class="kw2">function</span><span class="br0">&#40;</span>e<span class="br0">&#41;</span><span class="br0">&#123;</span></div></li><li class="li2"><div class="de2">                <span class="kw3">alert</span><span class="br0">&#40;</span>e.<span class="me1">response</span><span class="br0">&#41;</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1">            <span class="br0">&#125;</span><span class="sy0">,</span></div></li><li class="li1"><div class="de1">            failure<span class="sy0">:</span> <span class="kw2">function</span><span class="br0">&#40;</span>e<span class="br0">&#41;</span><span class="br0">&#123;</span></div></li><li class="li1"><div class="de1">                <span class="kw3">alert</span><span class="br0">&#40;</span><span class="st0">&quot;Could not retrieve data: &quot;</span> <span class="sy0">+</span> e.<span class="me1">error</span>.<span class="me1">message</span><span class="br0">&#41;</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1">            <span class="br0">&#125;</span></div></li><li class="li2"><div class="de2">        <span class="br0">&#125;</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1">&nbsp;</div></li><li class="li1"><div class="de1">    myDataSource.<span class="me1">plug</span><span class="br0">&#40;</span>Y.<span class="me1">Plugin</span>.<span class="me1">DataSourceXMLSchema</span><span class="sy0">,</span> <span class="br0">&#123;</span></div></li><li class="li1"><div class="de1">        schema<span class="sy0">:</span> <span class="br0">&#123;</span></div></li><li class="li1"><div class="de1">            resultListLocator<span class="sy0">:</span> <span class="st0">&quot;result&quot;</span><span class="sy0">,</span></div></li><li class="li2"><div class="de2">            resultFields<span class="sy0">:</span> <span class="br0">&#91;</span><span class="br0">&#123;</span>key<span class="sy0">:</span><span class="st0">&quot;title&quot;</span><span class="sy0">,</span> locator<span class="sy0">:</span><span class="st0">&quot;*[local-name() ='title']&quot;</span><span class="br0">&#125;</span><span class="br0">&#93;</span></div></li><li class="li1"><div class="de1">        <span class="br0">&#125;</span></div></li><li class="li1"><div class="de1">    <span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1">&nbsp;</div></li><li class="li1"><div class="de1">    <span class="co1">// This request string will be appended to the POST body</span></div></li><li class="li2"><div class="de2">    myDataSource.<span class="me1">sendRequest</span><span class="br0">&#40;</span><span class="st0">&quot;output=xml&quot;</span><span class="sy0">,</span> myCallback<span class="sy0">,</span> <span class="br0">&#123;</span>method<span class="sy0">:</span><span class="st0">&quot;post&quot;</span><span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">;</span></div></li><li class="li1"><div class="de1"><span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">;</span></div></li></ol></pre></div><div class="nonumbers"><pre class="javascript" style="font-family:monospace;">YUI<span class="br0">&#40;</span><span class="br0">&#41;</span>.<span class="kw2">use</span><span class="br0">&#40;</span><span class="st0">&quot;datasource-io&quot;</span><span class="sy0">,</span> <span class="st0">&quot;datasource-xmlschema&quot;</span><span class="sy0">,</span> <span class="kw2">function</span><span class="br0">&#40;</span>Y<span class="br0">&#41;</span> <span class="br0">&#123;</span>
    <span class="kw2">var</span> myDataSource <span class="sy0">=</span> <span class="kw2">new</span> Y.<span class="me1">DataSource</span>.<span class="me1">IO</span><span class="br0">&#40;</span><span class="br0">&#123;</span>source<span class="sy0">:</span><span class="st0">&quot;ysearch_xml_madonna.php&quot;</span><span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">,</span>
        myCallback <span class="sy0">=</span> <span class="br0">&#123;</span>
            success<span class="sy0">:</span> <span class="kw2">function</span><span class="br0">&#40;</span>e<span class="br0">&#41;</span><span class="br0">&#123;</span>
                <span class="kw3">alert</span><span class="br0">&#40;</span>e.<span class="me1">response</span><span class="br0">&#41;</span><span class="sy0">;</span>
            <span class="br0">&#125;</span><span class="sy0">,</span>
            failure<span class="sy0">:</span> <span class="kw2">function</span><span class="br0">&#40;</span>e<span class="br0">&#41;</span><span class="br0">&#123;</span>
                <span class="kw3">alert</span><span class="br0">&#40;</span><span class="st0">&quot;Could not retrieve data: &quot;</span> <span class="sy0">+</span> e.<span class="me1">error</span>.<span class="me1">message</span><span class="br0">&#41;</span><span class="sy0">;</span>
            <span class="br0">&#125;</span>
        <span class="br0">&#125;</span><span class="sy0">;</span>
&nbsp;
    myDataSource.<span class="me1">plug</span><span class="br0">&#40;</span>Y.<span class="me1">Plugin</span>.<span class="me1">DataSourceXMLSchema</span><span class="sy0">,</span> <span class="br0">&#123;</span>
        schema<span class="sy0">:</span> <span class="br0">&#123;</span>
            resultListLocator<span class="sy0">:</span> <span class="st0">&quot;result&quot;</span><span class="sy0">,</span>
            resultFields<span class="sy0">:</span> <span class="br0">&#91;</span><span class="br0">&#123;</span>key<span class="sy0">:</span><span class="st0">&quot;title&quot;</span><span class="sy0">,</span> locator<span class="sy0">:</span><span class="st0">&quot;*[local-name() ='title']&quot;</span><span class="br0">&#125;</span><span class="br0">&#93;</span>
        <span class="br0">&#125;</span>
    <span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">;</span>
&nbsp;
    <span class="co1">// This request string will be appended to the POST body</span>
    myDataSource.<span class="me1">sendRequest</span><span class="br0">&#40;</span><span class="st0">&quot;output=xml&quot;</span><span class="sy0">,</span> myCallback<span class="sy0">,</span> <span class="br0">&#123;</span>method<span class="sy0">:</span><span class="st0">&quot;post&quot;</span><span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">;</span>
<span class="br0">&#125;</span><span class="br0">&#41;</span><span class="sy0">;</span></pre></div><textarea id="syntax2-plain">YUI().use("datasource-io", "datasource-xmlschema", function(Y) {
    var myDataSource = new Y.DataSource.IO({source:"ysearch_xml_madonna.php"}),
        myCallback = {
            success: function(e){
                alert(e.response);
            },
            failure: function(e){
                alert("Could not retrieve data: " + e.error.message);
            }
        };

    myDataSource.plug(Y.Plugin.DataSourceXMLSchema, {
        schema: {
            resultListLocator: "result",
            resultFields: [{key:"title", locator:"*[local-name() ='title']"}]
        }
    });

    // This request string will be appended to the POST body
    myDataSource.sendRequest("output=xml", myCallback, {method:"post"});
});</textarea></div>				</div>
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						<h4>
    DataSource Utility Examples:</h4>
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								<li><a href='../datasource/datasource_local.html'>DataSource.Local</a></li><li><a href='../datasource/datasource_get.html'>DataSource.Get</a></li><li class='selected'><a href='../datasource/datasource_io.html'>DataSource.IO</a></li><li><a href='../datasource/datasource_function.html'>DataSource.Function</a></li><li><a href='../datasource/datasource_caching.html'>DataSource with Caching</a></li><li><a href='../datasource/datasource_polling.html'>DataSource with Polling</a></li>							</ul>
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						<h4>More DataSource Utility Resources:</h4>
                        </div>
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							<!-- <li><a href="http://developer.yahoo.com/yui/datasource/">User's Guide</a> (external)</li> -->
<li><a href="../../api/module_datasource.html">API Documentation</a></li></ul>
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