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Jquery AutoComplete实例

jQueryJavaScriptCSSAjaxXHTML 
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<base href="http://www.ajaxdaddy.com/media/demos/play/1/jquery-autocomplete/autocomplete/" />

    <title>j</title>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <script type="text/javascript" src="javascript/jquery.js"></script>
  <script type="text/javascript" src="javascript/jquery.autocomplete.js"></script>
    <link rel="stylesheet" href="css/jquery.autocomplete.css" type="text/css" />
   
</head>
<body>

<form onsubmit="return false;" action="">
    <p>
        Ajax City Autocomplete: (try a few examples like: 'Little Grebe', 'Black-crowned Night Heron', 'Kentish Plover')<br />
        <input type="text" style="width: 200px;" value="" id="CityAjax" class="ac_input"/>
        <input type="button" onclick="lookupAjax();" value="Get Value"/>
    </p>
</form>

<script type="text/javascript">
  function findValue(li) {
      if( li == null ) return alert("No match!");

      // if coming from an AJAX call, let's use the CityId as the value
      if( !!li.extra ) var sValue = li.extra[0];

      // otherwise, let's just display the value in the text box
      else var sValue = li.selectValue;

      //alert("The value you selected was: " + sValue);
  }

  function selectItem(li) {
        findValue(li);
  }

  function formatItem(row) {
        return row[0] + " (id: " + row[1] + ")";
  }

  function lookupAjax(){
      var oSuggest = $("#CityAjax")[0].autocompleter;
    oSuggest.findValue();
      return false;
  }

  function lookupLocal(){
        var oSuggest = $("#CityLocal")[0].autocompleter;

        oSuggest.findValue();

        return false;
  }
 
 
    $("#CityAjax").autocomplete(
      "autocomplete.php",
      {
              delay:10,
              minChars:2,
              matchSubset:1,
              matchContains:1,
              cacheLength:10,
              onItemSelect:selectItem,
              onFindValue:findValue,
              formatItem:formatItem,
              autoFill:true
          }
    );
 
</script>
</body>
</html>

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