[php]代码库
<html>
<head>
<script>
function showResult(str)
{
if (str.length==0)
{
document.getElementById("livesearch").innerHTML="";
document.getElementById("livesearch").style.border="0px";
return;
}
if (window.XMLHttpRequest)
{// code for IE7+, Firefox, Chrome, Opera, Safari
xmlhttp=new XMLHttpRequest();
}
else
{// code for IE6, IE5
xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
}
xmlhttp.onreadystatechange=function()
{
if (xmlhttp.readyState==4 && xmlhttp.status==200)
{
document.getElementById("livesearch").innerHTML=xmlhttp.responseText;
document.getElementById("livesearch").style.border="1px solid #A5ACB2";
}
}
xmlhttp.open("GET","livesearch.php?q="+str,true);
xmlhttp.send();
}
</script>
</head>
<body>
<form>
<input type="text" size="30" onkeyup="showResult(this.value)">
<div id="livesearch"></div>
</form>
</body>
</html>
<?php
$xmlDoc = new DOMDocument();
$xmlDoc->load("links.xml");
$x = $xmlDoc->getElementsByTagName('link');
//get the q parameter from URL
$q = $_GET["q"];
//lookup all links from the xml file if length of q>0
if (strlen($q) > 0) {
$hint = "";
for($i = 0; $i < ($x->length); $i++) {
$y = $x->item($i)->getElementsByTagName('title');
$z = $x->item($i)->getElementsByTagName('url');
if ($y->item(0)->nodeType == 1) {
//find a link matching the search text
if (stristr($y->item(0)->childNodes->item(0)->nodeValue, $q)) {
if ($hint == "") {
$hint = "<a href='" .
$z->item(0)->childNodes->item(0)->nodeValue .
"' target='_blank'>" .
$y->item(0)->childNodes->item(0)->nodeValue . "</a>";
} else {
$hint = $hint . "<br /><a href='" .
$z->item(0)->childNodes->item(0)->nodeValue .
"' target='_blank'>" .
$y->item(0)->childNodes->item(0)->nodeValue . "</a>";
}
}
}
}
}
// Set output to "no suggestion" if no hint were found
// or to the correct values
if ($hint == "") {
$response = "no suggestion";
} else {
$response = $hint;
}
//output the response
echo $response;
?>
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