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PHPÊý¾Ý½á¹¹——ðÅÝÅÅÐòÓë¿ìËÙÅÅÐòµÄ±È½Ï

//ðÅÝÅÅÐò£¨Êý×éÖÐʵÏÖ£©
function bubble_sort($arr) {
$cnt = count($arr);
if($cnt<=0) return false;
for($i=0; $i<$cnt;$i++) {
for($j=$cnt-1; $j>$i;$j--) {
if($arr[$j]<$arr[$j-1]) {
$tmp = $arr[$j];
$arr[$j] = $arr[$j-1];
$arr[$j-1]=$tmp;
}
}
}
return $arr;
}
//¿ìËÙÅÅÐò£¨Êý×éÅÅÐò£©
function quicksort($arr) {
if(count($arr)<=1) return $arr;
$key = $arr[0];
$left_arr = array();
$right_arr = array();//н¨Ò»¸öÊý×é
for($i=1; $i<count($arr); $i++) {
if($arr[$i]<$key) {
$left_arr[] = $arr[$i];
} else {
$right_arr[] = $arr[$i];
}
}
$left_arr = quicksort($left_arr);
$right_arr = quicksort($right_arr);
return array_merge($left_arr,array($key),$right_arr);
}
for($i=0;$i<10000;$i++) {//²âÊÔÊý×é
$arr1[$i] = rand(0,10000);

}
$time_start ......

ÅäÖà WINDOWS 2003 IIS 6.0 µÄ PHP»·¾³

¶àÅóÓѶ¼Ìáµ½¹ý WINDOWS 2003 + IIS 6.0 °´ÕÕÍøÉÏÌṩµÄ·½·¨ ÎÞÂÛÔõôÅäÖö¼²»³É¹¦ ËÑË÷ÁËһϠ¿´µ½µ½´¦¶¼ÊÇͬһ¸ö°æ±¾µÄ·­°æ×ªÔØ ¹ûÈ»ÊDz»Äܳɹ¦
ÏÖÔÚÐðÊöһϱ¾Õ¾ÔÚWINDOWS 2003 IIS 6.0 ÖÐÊÇÈçºÎÅäÖà PHP»·¾³µÄ
Èà IIS6.0 Ö§³Ö PHP -=> php4.3.9 µÄ°²×°ÅäÖÃ
²»½¨ÒéʹÓð²×°°æ ÕâÀïÑ¡ÓÃÁË php4.3.9 µÄ½âѹ°æ
µÚÒ»²½ ½â¿ªphp-4.3.9-Win32.zipѹËõ°ü Äã¿ÉÒÔ°ÑËü·ÅÔÚC:\PHPÏÂÃæ
µÚ¶þ²½ °Ñ C:\PHPÏÂÃæµÄ php.ini-dist Îļþ¸´ÖƵ½C:\WINDOWSĿ¼Ï ²¢¸ÄÃû³Éphp.ini ¸ù¾Ý²»Í¬Çé¿öÄã¿ÉÒÔ×ÔÐÐÐÞ¸ÄijЩ²ÎÊý Ê×ÏÈ ÎÒÃÇÐèÒª¸æÖªPHPÔںδ¦¿ÉÒÔÕÒµ½ÆäÀ©Õ¹¹¦ÄÜÄ£¿éÎļþ ÏÂÃæÐÞ¸Ä C:\windows\php.ini Îļþ ÐèҪעÒâµÄÈçÏÂ
²éÕÒ extension_dir ×Ö´® ÐÞ¸ÄΪÄã PHP Ŀ¼Àï extensions µÄ·¾¶:
; Directory in which the loadable extensions (modules) reside
extension_dir = "C:\PHP"
ÈçÉÏ ÉèΪPHPÎļþµÄËùÔÚĿ¼¼´¿É ±¾ÀýÖпÉÒÔÉèΪ“extension_dir=C:\php”
µÚÈý²½ °Ñ C:\php\php4ts.dll ¸´ÖƵ½ C:\windows\system32Ŀ¼ÏÂ
µÚËIJ½ ¿ØÖÆÃæ°æ——¡·¹ÜÀí¹¤¾ß——¡·Internet·þÎñ¹ÜÀíÆ÷——¡·µãÑ¡“Web ·þÎñÀ©Õ¹”&mdash ......

php ¹ÙÍø½éÉÜ

ÿ¸öÈ˶¼ÖªµÀphp.net£¬ÎÒÃÇ»òÔç»òÍíµÄ¶¼»áÀ´µ½ÕâÀï²¢²»¶ÏµÄ·ÃÎÊËü¡£ËüÊÇPHPerµÄÖ÷Òª²Î¿¼ÍøÕ¾£¬ÓµÓдóÁ¿ÓÐÓõÄÐÅÏ¢£¬µ«ÊÇÕâЩÐÅϢȴ²»ÊÇÄÇôÏÔ¶øÒ×¼û¡£
±È½ÏÓÐÓõĹٷ½PHP×ÊÔ´£º
PHP¹Ù·½º¯ÊýÊÖ²áÏÂÔØ£º http://www.php.net/download-docs.php
 °üº¬×îеÄchmÖÐÎİ汾£¬HTML°æ±¾
ÖÐÎĺ¯ÊýÊֲ᣺http://www.php.net/manual/zh/
    Ó¢Îĺ¯ÊýÊֲ᣺ http://www.php.net/manual/en/index.php
php×îÐÂÎȶ¨°æ±¾µÄ°²×°ÎļþÏÂÔØ£º http://www.php.net/downloads.php
php¹Ù·½ÂÛ̳£º ÑϸñµÄ˵£¬ÎÒ²¢Ã»ÓÐÕÒµ½¹Ù·½ÂÛ̳£¬µ«ÊÇ http://news.php.net/
 Ôںܴó³Ì¶ÈÉÏ´úÌæÁËÂÛ̳µÄ¹¦ÄÜ¡£Èç¹ûÓ¢Óï²»´í£¬½¨Òé¼ÓÈëphpÓʼþÁÐ±í ²ÎÓëÌÖÂÛ£º http://www.php.net/mailing-lists.php
³£¼ûµÄphp FAQ: http://www.php.net/FAQ.php
   ¹Ù·½ÍƼöµÄPHP»ù´¡ÖªÊ¶ÎÊ´ð¿â£º http://php.faqts.com/
¹Ù·½ÍƼöµÄѧϰphpµÄÊé¼®£º http://www.php.net/books.php
PHP¹Ù·½Õ¾µã´óÌå½éÉÜ£º
1.http://www.php.net/

Ö÷Õ¾µã
     ÕâÀïÊÇÖ÷Õ¾µã¡£Ê×Ò³ÊÇ·¢²¼ÐÂÎŵĵط½£ºÐµÄPHP°æ±¾£¬°²È«ÐÔµÄÉý¼¶ÐÅÏ¢£¬»¹ÓÐн¨Á¢µÄÏîÄ¿¡£Õâ¸öÕ¾µãÔÚÊÀ½ç¸÷¹ú¶¼ÓоµÏ ......

PHPÎÞÏÞ·ÖÀàµÄÀý×Ó£¨°üÀ¨Êý¾Ý¿â£©×ª

ÆäËû³£¼ûµÄÎÞÏÞ·ÖÀà·½·¨£º
1£¬¼òµ¥µÄͨ¹ýµÝ¹é²éѯ¼ÓĿ¼path×ֶεÄÎÞÏÞ·ÖÀà
ȱµã£º²éѯÊý¾Ý¿â´ÎÊýÌ«¶à£¬²»·½±ãÆäËû²Ù×÷£¬±ÈÈçɾ³ý½Úµã¡£Ìí¼Ó½Úµã£¬Òƶ¯½Úµã
2£¬×óÓÒÖµÎÞÏÞ·ÖÀ࣬ԤÅÅÐò¶þ²æÊ÷
ȱµã£º²Ù×÷·±Ëö£¬Êý¾Ý¿âÈßÓ࣬ÇÒÌí¼Óɾ³ýÐ޸Ķ¼Òª½øÐÐ×óÓÒÖµ¸üÐÂ
±¾·ÖÀà·½·¨µÄÓÅÊÆ£º
1£¬Êý¾Ý¿â½á¹¹¼òµ¥£¬Ö»ÓÐ cid parentid name Èý¸ö×ֶΣ¬ÎÞÈκÎÈßÓà×Ö¶Î
2£¬²»Ê¹Óõݹé²éѯ£¬ËùÓвÙ×÷Ö»ÐèÒ»ÌõsqlÓï¾ä
3£¬ËùÓÐÊý¾ÝÔÚ¶Áȡһ´ÎÊý¾Ý¿âºó£¬ÔÚÊý×éÄÚ½øÐзÖÎö´¦Àí£¬½ÚÊ¡Êý¾Ý¿â·þÎñÆ÷×ÊÔ´
´´½¨Êý¾Ý¿âÒÔ¼°±í£º
CREATE DATABASE `sortclass`DEFAULT CHARSET utf8;
CREATE TABLE IF NOT EXISTS `class` (
`cid` mediumint(8) unsigned NOT NULL auto_increment,
`pid` mediumint(8) unsigned NOT NULL,
`cname` varchar(50) NOT NULL,
PRIMARY KEY (`cid`),
KEY `pid` (`pid`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8;
´¦ÀíÎļþʾÀý£º
<?php
header("Content-type: text/html; charset=utf-8");
//Á¬½ÓÊý¾Ý¿â
$link = mysql_connect('localhost','root','eric') or die(mysql_error());
mysql_select_db('sortclass',$link);
//ÎÞÏÞ·ÖÀàÀà¿â
class So ......

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);return false\">Ìø×ª</a></td>\n";
$re .= ( $currentPage > 0 )
? "<td><a href="\" mce_href="\""$url=0\">Ê×Ò³</a></td>\n<td><a href="\" mce_href="\""$url=".($currentPage-1)."\">ÉÏÒ»Ò³</a></td>\n"
: "<td>Ê×Ò³</td>\n<td>ÉÏÒ»Ò³</td>\n";
for ( $i = $currentPage - $halfPer,$i > 0 || $i = 0 , $j = $currentPage + $halfPer, $j < $totalPage || $j = $totalPage;$i < $j ;$i++ )
{
$re .= $i == $currentPage
? "<td><b class=currentPage>[" . ( $i + 1 ) . "]</b></td>\n"
: "<td><a href="\" mce_href="\""$u ......

phpÉú³ÉŤÇú¼°ÐýתµÄÑéÖ¤ÂëͼƬ

<?php
function make_rand($length="32"){//ÑéÖ¤ÂëÎÄ×ÖÉú³Éº¯Êý
$str="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
$result="";
for($i=0;$i<$length;$i++){
$num[$i]=rand(0,61);
$result.=$str[$num[$i]];
}
return $result;
}
$checkcode = make_rand(5);
$im_x=160;
$im_y=32;
function make_crand($length="5") {
$string = '';
for($i=0;$i<$length;$i++) {
$string .= chr(rand(0xB0,0xF7)).chr(rand(0xA1,0xFE));
}
return $string;
}
function getAuthImage($text , $im_x = 230 , $im_y = 32) {
$im = imagecreatetruecolor($im_x,$im_y);
$text_c = ImageColorAllocate($im, mt_rand(0,100),mt_rand(0,100),mt_rand(0,100));
$tmpC0=mt_rand(100,255);
$tmpC1=mt_rand(100,255);
$tmpC2=mt_rand(100,255);
$buttum_c = ImageColorAllocate($im,$tmpC0,$tmpC1,$tmpC2);
imagefill($im, 16, 13, $buttum_c);
//echo $text;
$font = 'c:\\WINDOWS\\Fonts\\simsun. ......
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