Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

¼òµ¥µÄ¼ÆËãphpÒ³Ãæ´¦Àíʱ¼ä

<?php 
function getmicrotime(){ 
list($usec, $sec) = explode(" ",microtime()); 
return ((float)$usec + (float)$sec); 

//Àý×Ó 
//¿ªÊ¼ 
$time_start = getmicrotime();  
//ÕâÀï·ÅÄãµÄ´úÂë 
//½áÊø 
$time_end = getmicrotime(); 
$time = $time_end - $time_start; 
echo "Did nothing in $time seconds"; //Êä³öÔËÐÐ×Üʱ¼ä 
?>


Ïà¹ØÎĵµ£º

php·ÖÒ³º¯Êý

<?php
function page ( $totalPage , $currentPage,$url ,$halfPer=5)
{
$total=$totalPage-1;
$re="<td><a href="\" mce_href="\""$url\" onclick=\"page=prompt('¹²{$totalPage}Ò³\\n×Ô¶¨ÒåÌø×ªµ½µÚ¼¸Ò³£º','');if(page>0&&page<$total)location.href=this.href+'='+(page-1);r ......

ÉîÈë½âÎöphpÄ£°å¼¼ÊõÔ­Àí¡¾Ò»¡¿

1¡¢Ä£°åµÄÓÉÀ´
ÔÚûÓÐÄ£°å¼¼Êõ֮ǰ£¬Ê¹ÓÃPHP¿ª·¢³ÌÐò£¬Í¨³£¶¼ÊÇphp´úÂëºÍhtml»ì±àÔÚÒ»Æð¡£±ÈÈç˵ÐÂÎÅÁÐ±í£¬ºÜ¿ÉÄܾÍÊÇÒ»¸önewslist.phpÒ³Ãæ£¬½á¹¹ÈçÏ£º
<?
//´ÓÊý¾Ý¿âÖжÁÈ¡³öÒªÏÔʾµÄÐÂÎżÇ¼
?>
<html>
<head>……..
</head>
<body>
<?
While ($news ......

PHP µ÷ÓÃshellÃüÁî

¿ÉÒÔʹÓõÄÃüÁ
popen
fpassthru
shell_exec
exec
system
1.popen
resource popen
( string command, string mode )
´ò¿ªÒ»¸öÖ¸Ïò½ø³ÌµÄ¹ÜµÀ£¬¸Ã½ø³ÌÓÉÅÉÉú¸ø¶¨µÄ command
ÃüÁîÖ´Ðжø²úÉú¡£
·µ»ØÒ»¸öºÍ fopen()
Ëù·µ»ØµÄÏàͬµÄÎļþÖ¸Õ룬ֻ²»¹ýËüÊǵ¥ÏòµÄ£¨Ö»ÄÜÓÃÓÚ¶Á»òд£©²¢ÇÒ±ØÐëÓà pclose()
À´¹Ø±Õ ......

2010Äê×îÐÂPHPÀàµÄ¾«Ëõ¹éÄÉ


Ò»£º½á¹¹ºÍµ÷ÓÃ(ʵÀý»¯)£º
class className{} £¬µ÷Óãº$obj = new className();µ±ÀàÓй¹Ô캯Êýʱ£¬»¹Ó¦´«Èë²ÎÊý¡£Èç$obj = new className($v,$v2...);
¶þ£º¹¹Ô캯ÊýºÍÎö¹¹º¯Êý£º
1¡¢¹¹Ô캯ÊýÓÃÓÚ³õʼ»¯£ºÊ¹ÓÃ__construct()£¬¿É´ø²ÎÊý¡£
2¡¢µ«Îö¹¹º¯Êý²»ÄÜ´ø²ÎÊý£¨ÓÃÓÚÔÚÏúÈ¥Ò»¸öÀà֮ǰִÐÐһЩ²Ù×÷»ò¹¦ÄÜ£©¡£Îö¹¹º¯Êý ......

LinuxÏÂÈí¼þ¡¢PHPºÍPerlµÄÄ£¿éµÈ¶¼ÊµÏÖÁË×Ô¶¯°²×°

LinuxÏÂÈí¼þ¡¢PHPºÍPerlµÄÄ£¿éµÈ¶¼ÊµÏÖÁË×Ô¶¯°²×°£¬ÕæµÄºÜ·½±ã£¬±¾Îļòµ¥½éÉÜһϡ£
linuxÏ¿ÉÒÔʹÓÃyum¹¤¾ß£¬RedhatÏÂ×Ô¶¯´øÓУº
yum list php*   //¿ÉÒԲ鿴phpµÄÏà¹ØÄ£¿é
yum install php //°²×°phpÕâ¸öÄ£¿é
phpÄ£¿éµÄ×Ô¶¯°²×°(ÀûÓÃpecl.php.netºÍpear.php.netÔÚÏß°²×°)£º
ÀûÓÃpearºÍpecl¹¤¾ß£¬Ê×ÏÈÐèÒª° ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ