<html>
<head>
<title>hello ajax</title>
<script>
var xmlRequest=null;
function hint(content)
{
if(window.XMLHttpRequest)
{
xmlRequest=new XMLHttpRequest();
}
else if(window.ActiveXObject)
{
xmlRequest=new ActiveXObject("Microsoft.XMLHTTP");
}
var url="helloAjax.PHP?name="+content+"&q="+Math.random();
xmlRequest.onreadystatechange=stateChanged ;
xmlRequest.open("GET",url,true);
xmlRequest.send(null);
}
function stateChanged()
{
if (xmlRequest.readyState==4 || xmlRequest.readyState=="complete")
{
document.getElementById("targetDiv").innerHTML=xmlRequest.responseText;
}
}
</script>
</head>
<body>
hello ajax:<input type="text" id="inputField" name="txt" onkeyup="hint(this.value)">
<div id="targetDiv"></div>
</body>
</html>
helloAjax.PHP
<?PHP echo $_GET["name"]; ?>
原文链接：https://www.f2er.com/ajax/166292.html
