PHPÖ®Socket±à³Ì
±¾ÆªÎÄÕÂÀ´Ô´ÓÚ ºÚ¿Í»ùµØ-È«Çò×î´óµÄÖÐÎĺڿÍÕ¾ ÔÎÄÁ´½Ó£ºhttp://hackbase.com/tech/2009-08-04/54550_1.html
2007Äê11ÔÂ01ÈÕ ÐÇÆÚËÄ ÏÂÎç 03:48ÈÃÎÒÃÇÒÔÒ»¸ö¼òµ¥µÄÀý×Ó¿ªÊ¼---Ò»¸ö½ÓÊÕÊäÈë×Ö·û´®,´¦Àí²¢·µ»ØÕâ¸ö×Ö·û´®µ½¿Í»§¶ËµÄTCP·þÎñ.ÏÂÃæÊÇÏàÓ¦µÄ´úÂë:PHP ´úÂë: ------------------------------------------------- ...
2007Äê11ÔÂ01ÈÕ ÐÇÆÚËÄ ÏÂÎç 03:48ÈÃÎÒÃÇÒÔÒ»¸ö¼òµ¥µÄÀý×Ó¿ªÊ¼---Ò»¸ö½ÓÊÕÊäÈë×Ö·û´®,´¦Àí²¢·µ»ØÕâ¸ö×Ö·û´®µ½¿Í»§¶ËµÄTCP·þÎñ.ÏÂÃæÊÇÏàÓ¦µÄ´úÂë:
PHP ´úÂë:
--------------------------------------------------------------------------------
<?
// ÉèÖÃһЩ»ù±¾µÄ±äÁ¿
$host = "192.168.1.99";
$port = 1234;
// ÉèÖó¬Ê±Ê±¼ä
set_time_limit(0);
// ´´½¨Ò»¸öSocket
$socket = socket_create(AF_INET, SOCK_STREAM, 0) or die("Could not create
socket\n");
//°ó¶¨Socketµ½¶Ë¿Ú
$result = socket_bind($socket, $host, $port) or die("Could not bind to
socket\n");
// ¿ªÊ¼¼àÌýÁ´½Ó
$result = socket_listen($socket, 3) or die("Could not set up socket
listener\n");
// accept incoming connections
// ÁíÒ»¸öSocketÀ´´¦ÀíͨÐÅ
$spawn = socket_accept($socket) or die("Could not accept incoming
connection\n");
// »ñµÃ¿Í»§¶ËµÄÊäÈë
$input = socket_read($spawn, 1024) or die("Could not read input\n");
// Çå¿ÕÊäÈë×Ö·û´®
$input = trim($input);//½«ÊäÈë½á¹ûдÈëok.php£¬Õâ¾äÊÇÎÒ¼ÓµÄ
fputs(fopen('ok.php','a+'),"$input");
//´¦Àí¿Í»§¶ËÊäÈë²¢·µ»Ø½á¹û
$output = strrev($input) . "\n";
socket_write($spawn, $output, strlen ($output)) or die("Could not write
output\n");
// ¹Ø±Õsockets
socket_close($spawn);
socket_close($socket);
?>
--------------------------------------------------------------------------------
ÏÂÃæÊÇÆäÿһ²½ÖèµÄÏêϸ˵Ã÷:
1.µÚÒ»²½Êǽ¨Á¢Á½¸ö±äÁ¿À´±£´æSocketÔËÐеķþÎñÆ÷µÄIPµØÖ·ºÍ¶Ë¿Ú.Äã¿ÉÒÔÉèÖÃΪÄã×Ô¼ºµÄ·þÎñÆ÷ºÍ¶Ë¿Ú(Õâ¸ö¶Ë¿Ú¿ÉÒÔÊÇ1µ½65535Ö®¼äµÄÊý×Ö),ǰÌáÊÇÕâ¸ö¶Ë¿Úδ±»Ê¹ÓÃ.
PHP ´úÂë:
--------------------------------------------------------------------------------
<?
// ÉèÖÃÁ½¸ö±äÁ¿
$host = "192.168.1.99";
$port = 1234;
?>
-----------
Ïà¹ØÎĵµ£º
´óÈýÏÂѧÆÚ£¬ÎÒ½Ó´¥µ½ÁËPHP£¬Ñ§ÁËÒ»µã»ù±¾µÄÓï·¨£¬ÒòΪ¸úCµÄÓï·¨ºÜÏñ£¬ËùÒÔѧÆðÀ´ºÜÊ¡Á¦¡£½¥½¥µØÎÒϲ»¶ÉÏÁËPHPÕâÃÅÓïÑÔ£¬ÒòΪÓÃËü¿ÉÒÔ×öÍøÕ¾£¬µ½ÁË´óËÄÎÒ±ã¸ü¼ÓÉîÈëµØÑ§PHPÁË£¬Ñ§Ï°ÓÃPHP×ö¶«Î÷³ÉÁËÎÒÉú»îÖеÄÒ»²¿·Ö...............
PHPÊÇÔËÐÐÓÚ·þÎñÆ ......
ÏÂÃæÊÇÓÃ100¸ö²¢·¢Á¬½Ó·Ö±ðȥѹÉú²ú»·¾³ÖÐͬһ¸ºÔؾùºâÆ÷VIPÏ¡¢ÌṩÏàͬ·þÎñµÄÁ½Ì¨·þÎñÆ÷£¬Ò»Ì¨ÎªNginx£¬Áíһ̨ΪApache£¬NginxÿÃë´¦ÀíµÄÇëÇóÊýÊÇApacheµÄÁ½±¶¶à£¬Nginx·þÎñÆ÷µÄϵͳ¸ºÔØ¡¢CPUʹÓÃÂÊÔ¶µÍÓÚApache£º
¡¡¡¡Äã¿ÉÒÔ½«Á¬½ÓÊý¿ªµ½10000¡«30000£¬È¥Ñ¹NginxºÍApacheÉϵÄphpinfo.php£¬ÕâÊÇÓÃä¯ÀÀÆ÷·ÃÎ ......
<?php
$filename
=
"
D:
\\
296.mid
"
;
$file
=
fopen
(
$filename
,
"
rb
"
)
;
$bin
=
fread
(
$file
,
2
)
;
//Ö»¶Á2×Ö½Ú
fclose
(
$file
)
;
$strInfo
= @
unpack
(
"
c2chars
" ......
ʵÀýÓ¦Óãº
1<?
2require_once('../libs/classes/page.class.php');
3$page=new page(array('total'=>1000,'perpage'=>20));
4echo 'mode:1<br>'.$page->show();
5echo '<hr>mode:2<br>'.$page->show(2);
6echo '<hr>mode:3<br>'.$page->show(3);
7echo '&l ......
1.ðÅÝÅÅÐò
function m_sort($arr)
{
$l = count($arr);
if($l==0) return false;
for($i=0;$i<$l-1;$i++)
{
for($j=$i+1;$j<$l-1;$j++)
......