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

phpº¯Êýcall_user_funcºÍcall_user_func_arrayÏê½â

call_user_funcº¯ÊýÀàËÆÓÚÒ»ÖÖÌØ±ðµÄµ÷Óú¯ÊýµÄ·½·¨£¬Ê¹Ó÷½·¨ÈçÏ£º
<?php
function a($b,$c)
{
    echo $b;
    echo $c;
}
call_user_func('a', "111","222");
call_user_func('a', "333","444");
//ÏÔʾ 111 222 333 444
?>
µ÷ÓÃÀàÄÚ²¿µÄ·½·¨±È½ÏÆæ¹Ö£¬¾ÓÈ»ÓõÄÊÇarray£¬²»ÖªµÀ¿ª·¢ÕßÊÇÈçºÎ¿¼Âǵ쬵±È»Ê¡È¥ÁËnew£¬Ò²ÊÇÂúÓÐÐÂÒâµÄ:
<?php
class a {
    function b($c)
    {
        echo $c;
    }
}
call_user_func(array("a", "b"),"111");
//ÏÔʾ 111
?>
call_user_func_arrayº¯ÊýºÍcall_user_funcºÜÏàËÆ£¬Ö»²»¹ýÊÇ»»ÁËÒ»ÖÖ·½Ê½´«µÝÁ˲ÎÊý£¬ÈòÎÊýµÄ½á¹¹¸üÇåÎú:
<?php
function a($b, $c)
{
    echo $b;
    echo $c;
}
call_user_func_array('a', array("111", "222"));
//ÏÔʾ 111 222
?>
call_user_funcº¯ÊýºÍcall_user_func_arrayº¯Êý¶¼Ö§³ÖÒýÓã¬ÕâÈÃËûÃÇºÍÆÕͨµÄº¯Êýµ÷ÓøüÇ÷ÓÚ¹¦ÄÜÒ»ÖÂ:
<?php
function a(&$b)
{
    $b++;
}
$c = 0;
call_user_func('a', &$c);
echo $c;//ÏÔʾ 1
call_user_func_array('a', array(&$c));
echo $c;//ÏÔʾ 2
?>


Ïà¹ØÎĵµ£º

php mysqli ʹÓÃprepare

  1£¬°ó¶¨²ÎÊý
 
  $mysqli=new mysqli($host,$user,$pass,$db);  
   if(mysqli_connect_errno()){  
    echo 'Á¬½Ó³öÏÖÒì³£ÁË:'.mysqli_connect_error();  
    exit(0);  }  
    ......

PHP»ñµÃµÄ¿Í»§¶ËºÍ·þÎñÆ÷¶ËIP

¿Í»§¶ËIPÏà¹ØµÄ±äÁ¿
1. $_SERVER['REMOTE_ADDR']; ¿Í»§¶ËIP£¬ÓпÉÄÜÊÇÓû§µÄIP£¬Ò²ÓпÉÄÜÊÇ´úÀíµÄIP¡£
2. $_SERVER['HTTP_CLIENT_IP']; ´úÀí¶ËµÄIP£¬¿ÉÄÜ´æÔÚ£¬¿ÉαÔì¡£
3. $_SERVER['HTTP_X_FORWARDED_FOR']; Óû§ÊÇÔÚÄĸöIPʹÓõĴúÀí£¬¿ÉÄÜ´æÔÚ£¬¿ÉÒÔαÔì¡£
·þÎñÆ÷¶ËIPÏà¹ØµÄ±äÁ¿
1. $SERVER_NAME£¬ÐèҪʹÓú¯Êýget ......

phpµÄ³£Á¿ºÍ±äÁ¿


Ô­ÎÄÁ´½Ó£ºhttp://www.phpdo.net/index.php/2010/01/28/1-4/
ǰÎĽéÉÜÁËPHPµÄÓïÑÔ¹¹³ÉÓ빤×÷Ô­Àí£¬½ÓÏÂÀ´Õýʽ½éÈëPHPµÄÓï·¨¡£
 ÔÚPHPÖУ¬»ù±¾Êý¾Ý¿É·ÖΪ³£Á¿ºÍ±äÁ¿Á½ÖÖ¡£¶øphpµÄ³£Á¿ºÍ±äÁ¿Ãûͨ³£³ÆÎª±êʶ·û¡£
 ÐèҪעÒâµÄÊDZêʶ·û±ØÐëÒÔ×Öĸ»òÕßÏ»®Ïß¿ªÍ·£¬²¢ÇÒÖ»ÄܰüÀ¨×Öĸ¡¢Êý×ÖºÍÏ»®Ïß¡£
 ³£Á¿µÄ ......

ÈçºÎÑ¡ÔñÐéÄâÖ÷»ú£¨asp£¬phpƪ£©2

ÉÏ´Îдµ½asp£¬php¿Õ¼äÓйØÊý¾Ý¿âÑ¡ÔñµÄÎÊÌâ¡£¶ÔÓÚÊý¾Ý¿âµÄ´îÅä Ò»°ãÊÇÕâÑù asp+access/ asp+sql server,È»ºóÊÇphp+mysql¡£accessÊÇ¿ÉÒÔºÍÍøÒ³¿Õ¼ä¹²Ïí´óСµÄ£¬¶øsql server ºÍmysqlÊÇÒªµ¥¶À¹ºÂòµÄ¡£¶ÔÓÚÒ»°ãµÄСӦÓã¬ÓÃasp+access¾Í¿ÉÒԸ㶨ÁË¡£»òÕßÊÇ.net+access¡£ ÕâЩ ¼¸ºõ¾Í²»Òª¿¼ÂÇÊý¾Ý¿â³É±¾ÁË¡£µ«ÊÇʹÓÃphpµÄ»°£¬¾Í ......

¡¶Ï¸ËµPHP¡·ÌØÉ«

±¾ÊéµÄ×î´óÌØµãÊÇÈ«²¿Î§ÈÆPHPµÄÃæÏò¶ÔÏó˼ÏëÉè¼Æ±àд£¬Ê¹¶ÁÕß¶ÔÓÚPHP¿ª·¢¼¼Êõ»áÓÐÉî¿ÌµÄÀí½â£¬Ò»²½Ò»²½µØÒýµ¼¶ÁÕß´ÓPHPÃæÏò¹ý³ÌµÄ¿ª·¢Ä£Ê½½øÈëµ½ÃæÏò¶ÔÏóµÄ¿ª·¢Ê±´ú¡£¾ßÌåµÄÌØµã°üÀ¨ÒÔϼ¸¸ö·½Ã棺
 
1.       ÄÚÈÝÈ«Ãæ£¬±àÅźÏÀí
±¾ÊéµÄÄÚÈݷḻ£¬º­¸ÇÁËPHPµÄ¾ø´ó¶àÊý֪ʶµã£¬²¢ÔÚÄ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ