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1. »ù´¡Óï·¨
PHP µÄ½Å±¾¿éÒÔ <?php ¿ªÊ¼£¬ÒÔ ?> ½áÊø¡£Äú¿ÉÒÔ°Ñ PHP µÄ½Å±¾¿é·ÅÖÃÔÚÎĵµÖеÄÈκÎλÖá£
PHP ÖеÄÿ¸ö´úÂëÐж¼±ØÐëÒԷֺŽáÊø¡£·ÖºÅÊÇÒ»ÖÖ·Ö¸ô·û£¬ÓÃÓÚ°ÑÖ¸Áî¼¯Çø·Ö¿ªÀ´¡£
ÓÐÁ½ÖÖͨ¹ý PHP À´Êä³öÎı¾µÄ»ù´¡Ö¸Áecho ºÍ print¡£ÔÚÉÏÃæµÄÀý×ÓÖУ¬ÎÒÃÇʹÓÃÁË echo Óï¾äÀ´Êä³öÎı¾ "Hello World"¡£
ÔÚ PHP ÖУ¬ÎÒÃÇʹÓà // À´±àдµ¥ÐÐ×¢ÊÍ£¬»òÕßʹÓà /* ºÍ */ À´±àд´óµÄ×¢ÊͿ顣
Àý£º
<html>
<body>
<?php 
echo "hello world!";

//This is a comment
/*
This is
a comment
block
*/
?>
</body>
</html>
2.PHP±äÁ¿
PHP ÖеÄËùÓбäÁ¿¶¼ÊÇÒÔ $ ·ûºÅ¿ªÊ¼µÄ¡£
ÔÚ PHP ÖÐÉèÖñäÁ¿µÄÕýÈ··½·¨ÊÇ£º$var_name = value;
PHP ÊÇÒ»ÃÅËÉÉ¢ÀàÐ͵ÄÓïÑÔ£¨Loosely Typed Language£©,javascriptÒ²ÊÇÈõÀàÐÍ£¬Ïà·´JavaÊÇÇ¿ÀàÐ͵Ä
±äÁ¿µÄÃüÃû¹æÔò
±äÁ¿Ãû±ØÐëÒÔ×Öĸ»òÏ»®Ïß "_" ¿ªÍ·¡£
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3.PHP×Ö·û´®
²¢ÖòÙ×÷·û(concat), ¼´µãºÅ²Ù×÷·û
Àý£º
<? php
$my_string = "zdxue"
echo $my_string . " " . "nihao!"
?>

Ò³ÃæÏÔʾ£ºzdxue nihao!

strlen() Çó×Ö·û´®³¤¶È
strpos() ÕÒ×Ö·û´®ÖÐij×Ö·ûλÖÃ
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5.PHPÊý×é
1.ÊýÖµÊý×é
$names=array("zdxue","brucelee");
$names[0]
$names[1]
2.¹ØÁªÊý×é
$ages=array("zdxue"=>24, "brucelee"=>69);
$ages["zdxue"] = 24;
3.¶àάÊý×é
$families=array(
"zdxue"=>array(
"zdxue",
"qyang"
"little"
),
"brucelee"=>array(
"bruce",
"linda"
)
);
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http://hi.baidu.com/ylinuxs/blog/item/4433d3354a58fed1a2cc2b26.html ......

RAP(RDF API FOR PHP )ÉèÖÃÊý¾Ý¿âÁ¬½Ó

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<?php
/**
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 * @date 2010/6/1/10:16
 * @
 *
 */
define("RDFAPI_INCLUDE_DIR", "E:/siren/rdfapi-php/api/");
include(RDFAPI_INCLUDE_DIR . "RDFAPI.php");
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RedhatÏ Apache, php, mysqlµÄĬÈϰ²×°Â·¾¶

apache:
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apacheÅäÖÃÎļþ:/etc/httpd/conf/httpd.conf
ApacheÄ£¿é·¾¶£º/usr/sbin/apachectl
webĿ¼:/var/www/html
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php:
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phpµÄÅäÖÃÎļþ:/etc/php.ini ......

nginx + php + https ÅäÖÃÓÃÀý

#
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user
lighttpd lighttpd;
#
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worker_processes
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#
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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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