php伪造IP地址与来源程序代码

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, http://www.111cn.net/);
curl_setopt($ch, CURLOPT_HTTPHEADER, array('X-FORWARDED-FOR:8.8.8.8', 'CLIENT-IP:8.8.8.8')); //构造IP
curl_setopt($ch, CURLOPT_REFERER, "http://www.baidu.com/ "); //构造来路
curl_setopt($ch, CURLOPT_HEADER, 1);
$out = curl_exec($ch);
curl_close($ch);

function getClientIp() {
     if (!emptyempty($_SERVER["HTTP_CLIENT_IP"]))
     $ip = $_SERVER["HTTP_CLIENT_IP"];
     else if (!emptyempty($_SERVER["HTTP_X_FORWARDED_FOR"]))
     $ip = $_SERVER["HTTP_X_FORWARDED_FOR"];
     else if (!emptyempty($_SERVER["REMOTE_ADDR"]))
     $ip = $_SERVER["REMOTE_ADDR"];
     else
     $ip = "err";
     return $ip;
     }

<?php
$ar = array(
       array("10", 11, 100, 100, "a"),
       array( 1, 2, "2", 3, 1)
     );
array_multisort($ar[0], SORT_ASC, SORT_STRING,
               $ar[1], SORT_NUMERIC, SORT_DESC);
var_dump($ar);
?>

array(2) {
[0]=> array(5) {
    [0]=> string(2) "10"
    [1]=> int(100)
    [2]=> int(100)
    [3]=> int(11)
    [4]=> string(1) "a"
}
[1]=> array(5) {
    [0]=> int(1)
    [1]=> int(3)
    [2]=> string(1) "2"
    [3]=> int(2)
    [4]=> int(1)
}
}

$array = array(
 array('name'=>'手机','brand'=>'诺基亚','price'=>1050),
 array('name'=>'笔记本电脑','brand'=>'lenovo','price'=>4300),
 array('name'=>'剃须刀','brand'=>'飞利浦','price'=>3100),
 array('name'=>'跑步机','brand'=>'三和松石','price'=>4900),
 array('name'=>'手表','brand'=>'卡西欧','price'=>960),
 array('name'=>'液晶电视','brand'=>'索尼','price'=>6299),
 array('name'=>'激光打印机','brand'=>'惠普','price'=>1200)
);

$ShoppingList = array_sort($array,'price');
print_r($ShoppingList);

function arraysort($data, $order = 'asc') {
//asc升序 desc降序
$temp = array ();
$count = count ( $data );
if ($count <= 0)
return false; //传入的数据不正确
if ($order == 'asc') {
for($i = 0; $i < $count; $i ++) {
for($j = $count - 1; $j > $i; $j --) {
if ($data [$j] < $data [$j - 1]) {
//交换两个数据的位置
$temp = $data [$j];
$data [$j] = $data [$j - 1];
$data [$j - 1] = $temp;
}
}
}
} else {
for($i = 0; $i < $count; $i ++) {
for($j = $count - 1; $j > $i; $j --) {
if ($data [$j] > $data [$j - 1]) {
$temp = $data [$j];
$data [$j] = $data [$j - 1];
$data [$j - 1] = $temp;
}
}
}
}

return $data;
}

$data = array (7, 5, 3, 8, 9, 1, 5, 3, 1, 24, 3, 87, 0, 33, 1, 12, 34, 54, 66, 32 );
var_dump ( arraysort ( $data ) ); //升序
echo ('<br>');
var_dump ( arraysort ( $data ,'desc') );//降序

//$count为分类等级
sort_list($str,$fatherid,$count)
{
$rs = $this->sql->re_datas("select * from sort where father_id = fatherid");
$num = $this->sql->sql_numrows();
$i=0;
$n = 1;
while(isset($rs[$i]))
{
$name = "";
for($n = 1 ; $n < $count ; $n++)
{
$name.="│ ";
}
if($i+1==$num)
{
$name.="└─".$rs[$i][name];
}
else
{
$name.="├─".$rs[$i][name];
}
if($rs[$i][isdir])
{
$str.="<span style='color:#CCCCCC'>".$name."</span>";
}
else
{
$str.=$name";
}
$temp = $count+1;
$str = $this->sort_list($str,$rs[$i][id],$temp);
$i++;
}
return $str;
}

$conn = mysql_connect ( 'localhost', 'root', 'root' );
mysql_select_db ( 'wanggou123', $conn );
mysql_query ( 'set names UTF8' );
$sql = "select id,concat(catpath,'-',id) as abspath,name from category order by abspath";
 
$query = mysql_query ( $sql );
while ( $row=mysql_fetch_array($query)) {

/**
   * 第一种展示方法
*/
/*$space = str_repeat ( '&nbsp;&nbsp;&nbsp;&nbsp;', count ( explode ( '-', $row ['abspath'] ) ) - 1 );
echo $space . $row ['name'] . '
';*/
/**
 第二种展示方法
*/
$space = str_repeat ( '——', count ( explode ( '-', $row ['abspath'] ) ) - 1 );
$option .= '' . $space . $row ['name'] . '<Br>';
}
echo $option;
exit();
echo '<select name="opt">' . $option . '</select>';

<?php
echo file_get_contents("test.txt");
?>

<?php
$bruce=readfile("http://www.111cn.net");
echo $bruce;
?>

<?
//使用rmdir函数删除目录
$dirname="mydir"; //定义变量
rmdir($dirname);
?>

<?
//使用rmdir函数删除目录
$dirname="mydir"; //定义变量
if( rmdir($dirname))
{
删除目录制作
}
else
{
删除目录成功
}
?>

<?php
$dirname = 'testdir';
if (mkdir($dirname, 0700)) {
    echo "目录 $dirname 创建成功";
} else {
    echo "目录 $dirname 创建失败";
}
?>

<?

$filename="data.txt"; //定义变量
unlink($filename);
?>

<?php
$file = "test.txt";
if (!unlink($file))
  {
  echo ("Error deleting $file");
  }
else
  {
  echo ("Deleted $file");
  }
?>