【分享】分享一个发送ajax请求的dom

<?php
$dir=dir("./");
$times=array();
while($file=$dir->read())
{
    //echo $file."<br>";
    if($file!='index.php'&&$file!='.'&&$file!='..'&&$file!='ctrl')$times[filemtime($file)]=$file;//echo '<a href="'.$file.'"/>'.$file.'<br>';//
}
$dir->close();
krsort($times);//按照时间排列文件
foreach ($times as $key) 
{
    echo '<a href="'.$key.'">'.$key.'</a><br>';
    echo file_get_contents($key,50)."...<br>";//显示简介
    //echo $key."<br>";
}
?>

<title>Content Add</title>
<?php
while(!isset($_SERVER['PHP_AUTH_USER']))  
{  
    header('WWW-Authenticate: Basic realm="login:"');  
    header('HTTP/1.0 401 Unauthorized');  
    $user=$_SERVER['PHP_AUTH_USER'];
    $pass=$_SERVER['PHP_AUTH_PW'];
    if($user!='admin'||$pass!='admin889')//Set your usr&psw
    {
        $_SERVER['PHP_AUTH_USER']=NULL;
        echo "Login failed.";
        exit;
    }
}
    $tit=$_POST['t'];
    $cont=$_POST['con'];
    file_put_contents('../'.$tit.'.html',$cont);

?>
<form name="input" action="./index.php" method="post">
<input type="text" name="t"><br>
<textarea rows="10" cols="30" name="con">Allow all HTML and javascript.</textarea><br>
<input type="submit" value="Submit" /></form>