PHP±äÁ¿µÄ±äÁ¿
PHP±äÁ¿µÄ±äÁ¿£¬¼´¿É±ä±äÁ¿
¿É±ä±äÁ¿µÄ¸ÅÄͨ¹ý»ñȡһ¸ö±äÁ¿µÄÖµ×öΪÁíÍâÒ»¸ö±äÁ¿µÄÃû³ÆÀ´²Ù×÷±äÁ¿£¬¾ÍÊÇ¿ÉÒÔ±äÁ¿¡£
¡¾Ê¾Àý¡¿
Îı¾²é¿´¸´ÖÆ´úÂë´òÓ¡¹ØÓÚ
<?php
$a = 'hello'; //ÆÕͨ±äÁ¿
$$a = 'world'; //¿É±ä±äÁ¿ £¬Ï൱ÓÚ $hello='world';
echo "$a $hello"; //Êä³ö£ºhello world
echo $$a; //Êä³ö£ºworld
echo "$a ${$a}"; //Êä³ö£ºhello world
echo "$a {$$a}"; //Êä³ö£ºhello world
?>
<?php
$a = 'hello'; //ÆÕͨ±äÁ¿
$$a = 'world'; //¿É±ä±äÁ¿£¬Ï൱ÓÚ $hello='world';
echo "$a $hello"; //Êä³ö£ºhello world
echo $$a; //Êä³ö£ºworld
echo "$a ${$a}"; //Êä³ö£ºhello world
echo "$a {$$a}"; //Êä³ö£ºhello world
?>
ÓÐʱºòʹÓÿɱä±äÁ¿ÊǺܷ½±ãµÄ£¬¾ÍÊÇÒ»¸ö¿É±ä±äÁ¿»ñÈ¡ÁËÒ»¸öÆÕͨ±äÁ¿µÄÖµ×÷ΪÕâ¸ö¿É±ä±äÁ¿µÄ±äÁ¿Ãû¡£
Îı¾²é¿´¸´ÖÆ´úÂë´òÓ¡¹ØÓÚ
<?php
$var1="this is var1";
$var2="this is var2";
$a="var1";
echo $$a; //Êä³ö this is var1
$a="var2";
echo $$a; //Êä³ö this is var2
?>
<?php
$var1="this is var1";
$var2="this is var2";
$a="var1";
echo $$a; //Êä³ö this is var1
$a="var2";
echo $$a; //Êä³ö this is var2
?>
365PHPÃâ·ÑÊÓÆµ½Ì³ÌÏÂÔØ£º PHP½Ì³ÌÊÓÆµ,Ãâ·ÑÊÓÆµÏÂÔØ -PHP¼ò½éÓëPHP±äÁ¿ÓëÊý¾ÝÀàÐÍ
×÷ÕߣºÂíÃ÷@PHPÅàѵ PHPÐÞ¶©1.0 2009-09
365PHP£¬ÖйúPHPÔÚÏßÅàѵµÚÒ»Æ·ÅÆ
±¾ÎÄ365PHP°æÈ¨ËùÓУ¬Î´¾Åú×¼×ªÔØ±Ø¾¿¡£
Ïà¹ØÎĵµ£º
Éý»ªÌṩÖÕÉíÃâ·ÑASP+access PHP+mysqlÐéÄâÖ÷»ú
Ò»£ºÉý»ªÍøÂç¿Æ¼¼ÓÐÏÞ¹«Ë¾,ÓëÉý»ªÍ¬ÔÚÕ¾³¤ÖÕÉíÃâ·Ñ¿Õ¼ä·ö³Ö¼Æ»®.
1¡¢×ð¾´µÄÓû§ÄúºÃ,Ò²ÐíÄú»¹ÔÚΪÿÄêÒ»½»µÄ¿Õ¼ä·ÑÓ÷¢³î,Ò²ÐíÄúÏë»ñµÃÒ»¸ö¸üÓÅÖʵĿռäÈ´²»ÏëͶÈëÌ«¶à,´ÓÏÖÔÚÆð ÕâЩÎÊÌ⽫ÓÈжø½â→Éý»ªÍøÂç←ÓëÉý»ªÍ¬ÔÚÕ¾³¤·ö³Ö¼Æ»®È«ÃæÆô¶¯¡£
2¡¢Ã»ÓÐ×¢²á¹«Ë¾ ......
<?php
// Á¬½Ó£¬Ñ¡ÔñÊý¾Ý¿â
$dbconn = pg_connect("host=localhost dbname=publishing user=www password=foo")
or die('Could not connect: ' . pg_last_error());
// Ö´ÐÐ SQL ²éѯ
$query = 'SELECT * from authors';
$result = pg_query($query) or die('Query failed: ' . pg_last_error( ......
1. DEDE £ÕâÊÇÒ»¿î¹úÄÚ¿ªÔ´µÄcms£¬×÷ÕßÊÇÒ»¸ö¸öÈË£¬ÄÜ×ö³öÈç´Ë¹¦ÄܵÄcms£¬ÊÇÏ൱²»´íµÄ¡£2007°æ¹¦ÄÜÊ®·ÖÇ¿´ó£¬Ï£ÍûÄܸÄÉÆÖ®Ç°Êý¾ÝÁ¿Ò»´ó£¬¸üо²Ì¬Ò³¾ÍºÜÂýµÄȱµã¡£ÒòΪ¿ªÔ´£¬Óн϶àµÄÍæ¼ÒºÍÓµ»¤Õß¡£·Ç³£ÊʺÏÓÐÒ»¶¨±à³Ì»ù´¡µÄÕ¾³¤¡£
¹Ù·½£ºhttp://www.dedecms.com
2. phpcms£Ò»¸ö×ۺϵÄÍøÕ¾¹ÜÀíϵͳ£¬ ......
Õ⼸Ì죬ÎÒÔÚѧϰPHPÓïÑÔÖеÄSPL
¡£
Õâ¸ö¶«Î÷Ó¦¸ÃÊôÓÚPHPÖеĸ߼¶ÄÚÈÝ£¬¿´ÉÏÈ¥ºÜ¸´ÔÓ£¬µ«ÊǷdz£ÓÐÓã¬ËùÒÔÎÒ×öÁ˳¤Æª±Ê¼Ç¡£²»È»¼Ç²»×¡£¬ÒÔºóÒªÓõÄʱºò£¬»¹ÊÇÒª´ÓͷѧÆð¡£
ÓÉÓÚÕâÊǹ©×Ô¼º²Î¿¼µÄ±Ê¼Ç£¬²»Êǽ̳̣¬ËùÒÔдµÃ±È½Ï¼òµ¥£¬Ã»Óжà½âÊÍ¡£µ«ÊÇÎÒÏ룬Èç¹ûÄãÊÇÒ»¸öÊìÁ·µÄPHP5³ÌÐòÔ±£¬Ó¦¸Ã×ãÒÔ¿´¶®ÏÂÃæµÄ²ÄÁÏ£¬¶øÇÒ» ......
ËäÈ»PHPÌṩÁ˺ܶ๦ÄÜÎÒÃÇ£¬µ«ÓÐЩÊÂÇ黹ûÓд¦ÀíÕâЩ·Ç³£·½±ã¡£ÀýÈ磬PHPÌṩµÄÈÕÆÚ¹¦ÄÜ£¬Ê±¼äºÜÓÐÏÞ¡£ MySQLÒѾÌṩÁËÐí¶àÎÒÃÇÕâЩ¹¦ÄÜ¡£ÎÒ¿ÉÒÔʹÓÃMySQLº¯ÊýÀ´´¦ÀíPHPµÄ¹ý³Ì£¿ÎÒÔÚÏÂÃæµÄ³¢ÊÔ¡£
“£¿ PHPµÄ
$ data_time =“1998-12-31 23:59:59”;
$ connect_id = mysql_connect£¨'±¾µØÖ÷»ú'£©;
......