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date_default_timezone_set(PRC);
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´ò¿ªphp.ini²éÕÒdate.timezone È¥µôÇ°ÃæµÄ·ÖºÅ= ºóÃæ¼ÓXXX(PRC)£¬ÖØÆôhttp·þÎñ£¨Èçapache2»òiisµÈ£©¼´¿É
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date("Y-m-d H:i:s"); ÏÔʾµÄ¸ñʽ: Äê-ÔÂ-ÈÕ Ð¡Ê±:·ÖÖÓ:Ãë
Ïà¹ØÊ±¼ä²ÎÊý:
a - "am" »òÊÇ "pm"
A - "AM" »òÊÇ "PM"
d - ¼¸ÈÕ£¬¶þλÊý×Ö£¬Èô²»×ã¶þλÔòÇ°Ãæ²¹Áã; Èç: "01" ÖÁ "31"
D - ÐÇÆÚ¼¸£¬Èý¸öÓ¢ÎÄ×Öĸ; Èç: "Fri"
F - Ô·ݣ¬Ó¢ÎÄÈ«Ãû; Èç: "January"
h - 12 Ð¡Ê±ÖÆµÄСʱ; Èç: "01" ÖÁ "12"
H - 24 Ð¡Ê±ÖÆµÄСʱ; Èç: "00" ÖÁ "23"
g - 12 Ð¡Ê±ÖÆµÄСʱ£¬²»×ã¶þλ²»²¹Áã; Èç: "1" ÖÁ 12"
G - 24 Ð¡Ê±ÖÆµÄСʱ£¬²»×ã¶þλ²»²¹Áã; Èç: "0" ÖÁ "23"
i - ·ÖÖÓ; Èç: "00" ÖÁ "59"
j - ¼¸ÈÕ£¬¶þλÊý×Ö£¬Èô²»×ã¶þλ²»²¹Áã; Èç: "1" ÖÁ "31"
l - ÐÇÆÚ¼¸£¬Ó¢ÎÄÈ«Ãû; Èç: "Friday"
m - Ô·ݣ¬¶þλÊý×Ö£¬Èô²»×ã¶þλÔòÔÚÇ°Ãæ²¹Áã; Èç: "01" ÖÁ "12"
n - Ô·ݣ¬¶þλÊý×Ö£¬Èô²»×ã¶þλÔò²»²¹Áã; Èç: "1" ÖÁ "12"
M - Ô·ݣ¬Èý¸öÓ¢ÎÄ×Öĸ; Èç: "Jan"
s - Ãë; Èç: "00" ÖÁ "59"
S - ×Öβ¼ÓÓ¢ÎÄÐòÊý£¬¶þ¸öÓ¢ÎÄ×Öĸ; Èç: "th"£¬"nd"
t - Ö¸¶¨Ô·ݵÄÌìÊý; Èç: "28" ÖÁ "31"
U - ×ÜÃëÊý
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$link=mysql_connect('localhost','root','123456');
if(!$link) echo "ʧ°Ü!";
else echo "³É¹¦!";
mysql_close();
?>
ÔËÐдúÂë³öÏÖ£ºCall   to   undefined   function   'mysql_connect()'… ʧ°Ü
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PHP ɾ³ýij¸öĿ¼ÏÂNÌìǰµÄËùÓÐÎļþ

<?php
function delfile($dir,$n) //ɾ³ýDIR·¾¶ÏÂNÌìǰ´´½¨µÄËùÓÐÎļþ;
{
if(is_dir($dir))
{
if($dh=opendir($dir))
{
while (false !== ($file = readdir($dh)))
{
if($file!="." && $file!="..")
{
$fullpath=$dir."/".$file;
if(!is_dir($fullpath)) ......

phpÖÐʹÓÃheaderº¯ÊýµÄhttpÍ·ÉèÖÃ

/ ok
header('HTTP/1.1 200 OK');
//ÉèÖÃÒ»¸ö404Í·:
header('HTTP/1.1 404 Not Found');
//ÉèÖõØÖ·±»ÓÀ¾ÃµÄÖØ¶¨Ïò
header('HTTP/1.1 301 Moved Permanently');
//תµ½Ò»¸öеØÖ·
header('Location: http://www.example.org/'
);
//ÎļþÑÓ³ÙתÏò:
header('Refresh: 10; url=http://www.example.org/');
print 'Y ......

nginx + php + https ÅäÖÃÓÃÀý

#
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user
lighttpd lighttpd;
#
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worker_processes
2;
#
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error_log
/data/log/nginx/nginx_error/nginx_error.log crit;
#
pid
pid
        /var/run/nginx.pid;
#
Specifies
the value for maximum file descriptors t ......

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    Èç¹û²ÉÓÃÒ»°ãµÄÑéÖ¤·½·¨Ó¦¸ÃÔõÑùÐ´ÄØ£¿
    if ($_POST['some'] ²»Âú×ã condition) {
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