PHPで渡されたパラメータを非表示にする方法

<?php
//伪静态方法一
// localhost/php100/test.php?id|1@action|2
$Php2Html_FileUrl = $_SERVER["REQUEST_URI"];
echo $Php2Html_FileUrl."<br>";
// /php100/test.php?id|1@action|2
$Php2Html_UrlString = str_replace("?","",str_replace("/", "", strrchr(strrchr($Php2Html_FileUrl, "/"),"?")));
echo $Php2Html_UrlString."<br>";
// id|1@action|2
$Php2Html_UrlQueryStrList = explode("@", $Php2Html_UrlString);
print_r($Php2Html_UrlQueryStrList);
// Array ( [0] => id|1 [1] => action|2 ) echo "<br>";
foreach($Php2Html_UrlQueryStrList as $Php2Html_UrlQueryStr) {
$Php2Html_TmpArray = explode("|", $Php2Html_UrlQueryStr);
print_r($Php2Html_TmpArray);
// Array ( [0] => id [1] => 1 ) ; Array ( [0] => action [1] => 2 )
echo "<br>";
$_GET[$Php2Html_TmpArray[0]] = $Php2Html_TmpArray[1];
}
//echo &#39;假静态：$_GET变量<br />&#39;;
print_r($_GET);
// Array ( [id|1@action|2] => [id] => 1 [action] => 2 ) echo "<br>";
echo "<hr>";
echo $_GET[id]."<br>";
// 1 echo $_GET[action];
// 2
?>

<?php
//伪静态方法二
// localhost/php100/test.php/1/2
$filename = basename($_SERVER[&#39;SCRIPT_NAME&#39;]);
echo $_SERVER[&#39;SCRIPT_NAME&#39;]."<br>";// /php100/test.php
echo $filename."<br>";// test.php
if(strtolower($filename)==&#39;test.php&#39;){
if(!empty($_GET[id])){
$id=intval($_GET[id]);
echo $id."<br>";
$action=intval($_GET[action]);
echo $action."<br>";
}else{
$nav=$_SERVER[&#39;REQUEST_URI&#39;];
echo "1:".$nav."<br>";// /php100/test.php/1/2
$script=$_SERVER[&#39;SCRIPT_NAME&#39;];
echo "2:".$script."<br>";// /php100/test.php
$nav=ereg_replace("^$script","",urldecode($nav));
echo $nav."<br>"; // /1/2
$vars=explode("/",$nav);
print_r($vars);// Array ( [0] => [1] => 1 [2] => 2 )
echo "<br>";
$id=intval($vars[1]);
$action=intval($vars[2]);
}
echo $id.&#39;&&#39;.$action;
}
?>

<?php
//伪静态方法三
function mod_rewrite(){
global $_GET;
$nav=$_SERVER["REQUEST_URI"];
echo $nav."<br>";
$script_name=$_SERVER["SCRIPT_NAME"];
echo $script_name."<br>";
$nav=substr(ereg_replace("^$script_name","",urldecode($nav)),1);
echo $nav."<br>";
$nav=preg_replace("/^.ht(m){1}(l){0,1}$/","",$nav);//这句是去掉尾部的.html或.htm
echo $nav."<br>";
$vars = explode("/",$nav);
print_r($vars);
echo "<br>";
for($i=0;$i<Count($vars);$i+=2){
$_GET["$vars[$i]"]=$vars[$i+1];
}
return $_GET;
}
mod_rewrite();
$year=$_GET["year"];//结果为&#39;2006&#39;
echo $year."<br>";
$action=$_GET["action"];//结果为&#39;_add&#39;
echo $action;
?>

<?php
//伪静态方法四
//利用server变量 取得PATH_INFO信息 该例中为 /1,100,8630.html 也就是执行脚本名后面的部分
if(@$path_info =$_SERVER["PATH_INFO"]){
//正则匹配一下参数
if(preg_match("/\/(\d+),(\d+),(\d+)\.html/si",$path_info,$arr_path)){
$gid=intval($arr_path[1]); //取得值 1
$sid=intval($arr_path[2]); //取得值100
$softid=intval($arr_path[3]); //取得值8630
}else die("Path:Error!");
//相当于soft.php?gid=1&sid=100&softid=8630
}else die(&#39;Path:Nothing!&#39;);
?>