【www.gdgbn.com--今天更新】
填写要更新的数据
无刷新保存
<script language="javascript教程">
var $=function(id) {
return document.getElementById(id);
}
function createXMLHttpRequest(){//创建XMLHttpRequest对象
if(window.ActiveXObject){//IE
try {
return new ActiveXObject("Microsoft.XMLHTTP");
} catch(e){
return;
}
}else if(window.XMLHttpRequest){//Mozilla,firefox
try {
return new XMLHttpRequest();
} catch(e){
return;
}
}
}
function save(){//主调函数
var xmlHttp=createXMLHttpRequest();
var url = "/save.php教程";
var ajaxdata = $("ajaxdata").value;
if (ajaxdata ==""){
alert(" www.111cn.net提示你:请填写数据 ");
return false ;
}
if (xmlHttp){
callback = getReadyStateHandler(xmlHttp);
xmlHttp.onreadystatechange = callback;
xmlHttp.open("POST", url,true);
xmlHttp.send(null);
}
}
function getReadyStateHandler(xmlHttp){//服务器返回后处理函数
return function (){
if(xmlHttp.readyState == 4){
if(xmlHttp.status == 200){
if (xmlHttp.responseText){
$("www111cnnet").innerHTML =xmlHttp.responseText;
}
}
}
}
}
</script>
sava.php文件
mysql教程_connect("localhost","root","root") or die("Database Server Uid or Password Error!");
mysql_select_db("ip") or die("data !");
mysql_query("SET NAMES "gb2312"");//设置文档与数据库教程编码一致就OK,否则会出乱码
$data = $_POST["ajaxdata"];
if( empty( $data ) )
{
echo "你未提供数据";
}
else
{
$sql = "Insert text(data)value("$data")";
if( mysql_query( $sql ) )
{
echo "数据保存成功";
}
else
{
echo "数据更新失败";
}
}
?>
本站原创文章转载注明来自www.111cn.net
*/